ZULTANITE AND COGNAC DIAMOND RING 14k yg with modified cushion cut Turkish color-change diaspore, 12. 50 cts., surmounting a sculpted ring with fourteen fancy color accent diamonds, .78 cts. TW. 22 gs. GW, size 9.
Auctioneer:
Rago Auctions
Date:
2008-12-07
LARGE TOURMALINE AND COGNAC DIAMOND 18K GOLD RING; Oval faceted pumpkin colored tourmaline dravite, approx. 25 cts. and five cognac diamonds, approx. .50 cts. TW Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
.75 CT. CUSHION CUT COGNAC DIAMOND RING:With .90 ct. baguettes, H-color, Vs-1 clarity. 14kt white gold. Total weight 6.3 grams. Read more…
Auctioneer:
Dumouchelle Art Galleries
Date:
2008-04-20
Platinum, Diamond, and Colored Diamond Ring, prong-set with a cognac marquise-cut diamond measuring approx. 16.30 x 7.02 x 4.42 mm, weighing approx. 3.09 cts., bordered Read more…
Auctioneer:
Skinner
Date:
2006-03-14
OPAL, COLORLESS AND COGNAC DIAMOND PENDANT BROOCH; Opal teardrop, 11 cts., suspends from oval and triangular diamond brooch, 1.22 cts. TW, 14k gold and sterling; Read more…
Auctioneer:
Rago Auctions
Date:
2013-04-21
18kt Gold, Oxidized Gold, and Cognac Diamond Earrings, Retailed by Barney's, total lg. 3 5/8 in. Estimate $500-700 The absence of a condition statement does Read more…
Auctioneer:
Skinner
Date:
2018-03-20
14K AND 18K WHITE GOLD DIAMOND JEWELRY; Tanzanite and diamond 18k wg. bypass ring, size 8; 14k gold treated blue and colorless diamond ring, size Read more…
Auctioneer:
Rago Auctions
Date:
2015-04-16
18kt White Gold, Diamond, and Black Diamond Ring, Cartier, France, c. 1999, the dome ring pave-set with full-cut diamonds, size 6 1/4, no. H85350, maker's Read more…
Auctioneer:
Skinner
Date:
2014-03-18
14kt Gold and Treated Diamond Ring, centering a yellow irradiated marquise-cut diamond weighing approx. 1.50 cts, surrounded by two tiers of single-cut diamond melee, size Read more…
Auctioneer:
Skinner
Date:
2004-06-15
FANCY YELLOW AND COLORLESS DIAMOND RING; Circular brilliant cut diamond, 10.25 x 10.21 x 6.24 mm., weighing 3.85 cts., enhanced by HPHT process, cushion shaped Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
Diamond and Colored Diamond Ring, bezel-set with an old European-cut diamond weighing 3.26 cts., further set with pink diamond and diamond melee, platinum and 18kt Read more…
Auctioneer:
Skinner
Date:
2014-03-18
