Gemstones auctions
Natural diamond.The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code.Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society.The diamond can serve as an inves...
Natural Spinel 1.00 ct The spinel comes with a certificate from an appraiser of the Polish Gemmological Society—Diamond Sky, a company that has been operating on the Polish market for 30 years + Catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society...
Natural diamond.The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code.Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society.The diamond can serve as an inves...
Natural Diamond 0.28 ct, Clarity P1, Gross price: approx. 8,000 PLN Net price: $1,700 USD Gross price: $2,091 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond app...
0.21 ct Fancy Color natural diamond, clarity P1 Gross price: $1,329 USD The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. Th...
Natural Diamond 0.25 ct, Very High Clarity (VVS1). Gross price: approx. 15,300 PLN Net price: $3,300 USD Gross price: $4,059 USD Natural diamond with a fancy color (valued higher than colorless diamonds) The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expe...
Natural Diamond 0.36 ct, Clarity P1, Gross price: approx. 16,000 PLN Net price: $3,400 USD Gross price: $4,182 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond ap...
Natural diamond, 0.26 ct, Si1. Gross price: $2,829 USD Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a renowned expert on colored gemstones, a highly regarded diamond appraiser, and se...
Diamond Type: 100% Natural Certificate: Diamond Sky, Jan Karaszkiewicz (Secretary of the Polish Gemmological Society) The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones and a highly regarded diamond appraiser; he serves as...
Natural diamond.The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code.Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society.The diamond can serve as an inves...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. The diamond can serve as an in...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
Natural Fancy Color Diamond, 0.37 ct, Si1. Gross price: $5,043 USD Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond ...
NATURAL DIAMOND 0.51 ct P2 gross price: $2,214 USD Diamond Type: 100% Natural. Certificate: Diamond Sky, Jan Karaszkiewicz (Secretary of the Polish Gemmological Society) The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky has been operating on the Polish market for 30 years; plus a catalog photo with a QR code. Jan Karaszkiewicz is a distingui...
Natural Brilliant-Cut Diamond, as much as 2.32 ct, IGI Certificate Natural diamond. The diamond comes with an IGI (International Gemological Institute) certificate. IGI is the world’s largest independent gemological institution, specializing in the certification of diamonds, gemstones, and jewelry. The diamond can serve as an investment or be set in a ring, which will significantly increase ...
Natural diamond.The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code.Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society.The diamond can serve as an inves...
Natural Diamond 0.31 CT Si2 Gross Price: $3,998 USD Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish ...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
Natural spinel.The spinel comes with a certificate from an appraiser of the Polish Gemmological Society—Diamond Sky + Catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. Spinel specifications: Weight: 0.95 CT Shape: round fancy Color: light purp...
A 0.23 ct natural, colored diamond with a clarity grade of P1. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a renowned expert on colored gemstones, a highly regarded diamond appraiser, and serves as S...
A 0.27 ct natural diamond with a clarity grade of P1. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secre...
Natural Diamond 0.65 ct P3, gross price: approx. 6,500 PLN Diamond Type: 100% Natural Certificate: Diamond Sky, Jan Karaszkiewicz (Secretary of the Polish Gemmological Society) The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gems...
Natural spinel, 0.81 ct The spinel comes with a certificate from an appraiser of the Polish Gemmological Society—Diamond Sky, a company that has been operating on the Polish market for 30 years + Catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Societ...
Diamond Type: 100% Natural. Certificate: Diamond Sky, Jan Karaszkiewicz (Secretary of the Polish Gemmological Society) The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky has been operating on the Polish market for 30 years, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmologic...
NATURAL Spinel 0.84 ct The spinel comes with a Certificate from an Appraiser of the Polish Gemmological Society—Diamond Sky—plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. Spinel specifications: Weight: 0.84 CT Dimensions: 6.07 x 5....
0.15 ct Natural Diamond P1 The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish ...
0.11 ct Si2 Natural Diamond The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky has been operating on the Polish market for 30 years, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. A d...
Natural diamond. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky has been in business for 30 years + a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. The diamond can serve as an investmen...
Natural diamond 0.23 ct Si1 Gross price: $2,337 USD The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. The diamond can serve ...
Natural Diamond 0.18 CT P1 GROSS PRICE: $947 USD The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones and a highly regarded diamond appraiser; he serves as Secretary General of the Polish Gemmological Society and is a member of HRD A...
0.22 ct Si1 natural diamond. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky has been operating on the Polish market for 30 years + a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. A diam...
A 0.29 ct natural diamond with a clarity grade of P1. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. The diamond can serv...
Natural Diamond 0.19 CT Si2 Gross Price: $1,624 USD Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish ...
Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish Gemmological Society. The diamond can serve as an in...
Natural Diamond 0.21 CT P1 Gross Price: $1,329 USD Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish G...
Natural Diamond 0.22 CT Si2 Gross Price: $1,845 USD Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish ...
Natural Fancy Color Diamond 0.30 CT P1 Gross Appraised Value: $3,247 USD The diamond comes with a certificate from an appraiser and secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of the Polish ...
Natural Fancy Color Diamond 0.32 CT P1 Gross Price: $3,444 USD Natural diamond. The diamond comes with a certificate from an appraiser and the Secretary of the Polish Gemmological Society, Diamond Sky, Jan Karaszkiewicz, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, and serves as Secretary General of ...
Natural diamond 0.22 ct P1 Gross price: $1,353 USD Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a leading expert on colored gemstones, a highly regarded diamond appraiser, and serves ...
Natural Fancy Color Diamond, 0.29 ct, P2; Gross Price: $1,538 USD Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond a...
A 0.22 ct natural Fancy Color diamond with a clarity grade of P1. Net price: $1,250 USD Gross price: $1,538 USD Natural fancy-color diamond The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a renowned expert on colored gemstones, a highly regarded diamond appraiser, and serves as Sec...
Natural Diamond, 0.28 ct, P1 clarity. Gross price: approx. 6,000 PLN Net price: $1,300 USD Gross price: $1,599 USD Natural diamond with a fancy color The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond ap...
Natural Diamond 0.26 ct Si1 Gross price: approx. 8,900 PLN Net price: $1,900 USD Gross price: $2,337 USD Natural diamond with a fancy color (valued higher than colorless diamonds) The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a renowned expert on colored gemstones, a hi...
Natural Diamond 0.29 ct, Clarity Si1, Gross price: approx. 13,000 PLN Net price: 2,800 USD Gross price: $3,444 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond ap...
Natural Diamond 0.30 ct, Clarity P1, Gross price: approx. 10,200 PLN Net price: 2,200 USD Gross price: $2,706 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond app...
Natural Diamond 0.32 ct, Clarity Si2, Gross price: approx. 15,000 PLN Net price: $3,750 USD Gross price: $4,623 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond a...
Natural Diamond 0.25 ct, Clarity Si2, Gross price: approx. 6,500 PLN Net price: $1,400 USD Gross price: $1,722 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond ap...
Natural Diamond 0.25 ct, Clarity P1, Gross price: approx. 7,000 PLN Net price: $1,500 USD Gross price: $1,845 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond app...
Natural Diamond 0.25 ct, Clarity P1, Gross price: approx. 5,700 PLN Net price: $1,200 USD Gross price: $1,476 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraiser, an...
Natural Diamond 0.27 ct, Clarity P1, Gross price: approx. 7,500 PLN Net price: $1,600 USD Gross price: $1,968 USD Fluorescence: strong yellow (highly lustrous) Natural diamond with a fancy color. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on co...
Natural Diamond 0.26 ct, Clarity P1, Gross price: approx. 10,700 PLN Net price: $2,300 USD Gross price: $2,829 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond ap...
Natural Diamond 0.35 ct, Clarity P1, Gross price: approx. 11,500 PLN Net price: $2,500 USD Gross price: $3,075 USD Natural fancy-colored diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond apprais...
Natural Fancy Color Diamond, 0.31 ct, P1 Gross price: approx. 11,000 PLN Net price: $2,350 USD Gross price: $2,891 USD Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a distinguished exp...
0.28 ct Fancy Color Natural Diamond, VS2 Net price: $3,000 USD Gross price: $3,690 USD Natural diamond. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a renowned expert on colored gemstones, a highly re...
0.25 Fancy Color Natural Diamond, Si1 Net price: $1,860 USD Gross price: $2,288 USD Natural diamond. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society; Diamond Sky, a company that has been operating on the Polish market for 30 years, provides a catalog photo along with a QR code. Jan Karaszkiewicz is a renowned expert on colored gemstones, a highly regar...
Natural Diamond 0.29 ct, Clarity P1, Gross price: approx. 9,000 PLN Net price: 1,900 USD Gross price: $2,337 USD Natural diamond with a fancy color. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appr...
Natural Diamond 0.26 ct, Clarity P1, Gross price: approx. 7,300 PLN Net price: 1,550 USD Gross price: $1,907 Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond appraise...
Natural Diamond 0.28 ct, Clarity P2, Gross price: approx. 6,300 PLN Net price: $1,350 USD Gross price: $1,661 USD Natural diamond with a fancy color. The diamond comes with a certificate from an appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a distinguished expert on colored gemstones, a highly regarded diamond app...
Natural Diamond 0.34 ct, Clarity P1, Gross price: approx. 6,400 PLN Natural Diamond 0.34 ct, Clarity P1, Gross price: approx. 6,400 PLN Net price: $1,360 USD Gross price: $1,673 USD Natural diamond with a fancy color. The diamond comes with a Certificate from an Appraiser of the Polish Gemmological Society, issued by Diamond Sky, plus a catalog photo with a QR code. Jan Karaszkiewicz is a dist...