Antique Black Opal Cameo and Diamond Ring, carved to depict Hercules wrestling the Nemean lion, framed by rose-cut diamonds, silver-topped 14kt gold mount, fluted shank, size 5 3/4. Opal Cameo some natural minor imperfections/embedded matrix to material near lower left corner at Hercules foot, not obtrusive without any evident nicks or chips
Auctioneer:
Skinner
Date:
2009-03-17
Antique Black Opal and Diamond Ring, Tiffany & Co., centering an opal measuring 12.20 x 10.45 x 3.00 mm, flanked by old European-cut diamond melee, Read more…
Auctioneer:
Skinner
Date:
2008-09-16
Antique Black Opal Stickpin, bezel-set with a cabochon black opal measuring approx. 13.50 x 11.00 x 5.80 mm. Read more…
Auctioneer:
Skinner
Date:
2013-06-11
ANTIQUE BLACK OPAL & 1.00CT DIAMOND HAT PIN, L 2 5/8":14kt gold and silver lady's hat pin, featuring a black opal prong set at the Read more…
Auctioneer:
Dumouchelle Art Galleries
Date:
2014-11-14
Antique Black Opal Stickpin, bezel-set with a pear-shape black opal, 14kt gold mount, signed M & Co. for Marcus and Co. Read more…
Auctioneer:
Skinner
Date:
2002-12-10
Antique Gold, Hardstone Cameo, and Diamond Pendant, 19th century, depicting a Caesar wearing a laurel wreath, framed by rose-cut diamonds, lg. 1 5/8 in. Estimate Read more…
Auctioneer:
Skinner
Date:
2019-05-14
Art Deco Platinum, Black Opal, Diamond and Ruby Brooch, bezel-set with a black opal framed by bead-set old single-cut diamonds and highlighted by square-cut rubies, Read more…
Auctioneer:
Skinner
Date:
2009-09-15
Art Deco Platinum, Black Opal, Diamond, and Seed Pearl Necklace, c. 1926, composed of a delicate platinum and seed pearl chain with bezel-set opal and Read more…
Auctioneer:
Skinner
Date:
2016-09-27
Art Deco Platinum, Black Opal, Sapphire, and Diamond Ring, Tiffany & Co., bezel-set with a black opal measuring approx. 11.09 x 10.75 x 4.76 mm, Read more…
Auctioneer:
Skinner
Date:
2013-03-12
Art Deco Platinum, Black Opal, Diamond and Gem-set Brooch, designed as a black opal pot on diamond baguette stand holding flexibly set diamond melee bouquet, Read more…
Auctioneer:
Skinner
Date:
2007-03-13
Black Opal, Opaline and Enamel Pendant, Tiffany & Co., c. 1905,the black opal among opaline grapes, vines and enamel leaves, 18kt gold and platinum mount, Read more…
Auctioneer:
Skinner
Date:
2004-12-14
