containing one oval cabochon cut purple star sapphire measuring approximately 17. 30 x 14.39 mm, weighing approximately 23.75 carats, and 20 round brilliant cut diamonds weighing approximately 2.00 carats total, hinged expandable platinum shank base. 9.50 dwts.
Auctioneer:
Leslie Hindman Auctioneers
Date:
2013-04-07
Platinum, Star Sapphire, and Diamond Ring, centering a violetish purple star sapphire weighing 30.55 cts., flanked by bullet-shaped diamond baguettes, approx. total diamond wt. 1.00 Read more…
Auctioneer:
Skinner
Date:
2019-12-03
Platinum, Star Sapphire, and Diamond Ring, prong-set with a star sapphire measuring approx. 15.95 x 13.90 x 10.40 mm, and weighing 21.97 cts., framed by Read more…
Auctioneer:
Skinner
Date:
2007-09-18
Platinum, Star Sapphire, and Diamond Ring, Retailed by Greenleaf & Crosby, set with a cabochon star sapphire measuring, 13.80 x 12.40 x 12.10 mm, framed Read more…
Auctioneer:
Skinner
Date:
2017-12-05
Platinum, Star Sapphire, and Diamond Ring, set with a cabochon star sapphire measuring approx. 11.50 x 9.10 x 6.45 mm, flanked by single-, old European-, Read more…
Auctioneer:
Skinner
Date:
2012-12-04
Art Deco Platinum, Star Sapphire, and Diamond Brooch, centering a cabochon star sapphire measuring approx. 10.35 x 7.80 x 5.95mm, within a pierced mount bead-set Read more…
Auctioneer:
Skinner
Date:
2015-12-08
Platinum, Star Sapphire, and Diamond Ring, Oscar Heyman, bezel-set with an oval cabochon star sapphire framed by calibre-cut sapphires, with bezel-set full-cut diamond melee, size Read more…
Auctioneer:
Skinner
Date:
2015-09-29
Platinum, Star Sapphire, and Diamond Ring, set with a star sapphire measuring approx. 16.70 x 11.80 x 10.70 mm, flanked by baguette- and fancy-cut diamonds, Read more…
Auctioneer:
Skinner
Date:
2012-12-04
Platinum, Star Sapphire, and Diamond Ring, prong-set with a cabochon star sapphire measuring approx. 17.40 x 16.95 x 11.80 mm, weighing approx. 37.00 cts., flanked Read more…
Auctioneer:
Skinner
Date:
2012-09-11
Art Deco Platinum, Star Sapphire, and Diamond Ring, bezel-set with a circular cabochon star sapphire measuring approx. 11.70 x 9.10 mm, baguette and single-cut diamond Read more…
Auctioneer:
Skinner
Date:
2012-06-12
Platinum, Star Sapphire, and Diamond Ring, Cartier, set with a cabochon star sapphire measuring approx. 19.60 x 17.60 x 11.50 mm, within a square-, baguette-, Read more…
Auctioneer:
Skinner
Date:
2012-03-13
