Star Sapphire and Diamond Ring, centering a cabochon flanked by full-cut diamonds, approx. total diamond wt. 1.80 cts., 14kt gold mount, 10.6 dwt, size 10 1/4. Each diamond is approx. 0.95 cts. by formula. Sapphire is quite poor, with surface reaching feather, large cavities.
Auctioneer:
Skinner
Date:
2010-03-16
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
STAR SAPPHIRE AND DIAMOND RING Platinum ca. 1930. Oval blue star sapphire, approx. 5 cts., flanked by lines of three OEC diamonds on a tapered Read more…
Auctioneer:
Rago Auctions
Date:
2008-12-07
RETRO STAR SAPPHIRE AND DIAMOND RING, ca. 1940. Oval star sapphire, approx. 8.5 cts. in 14k rose gold and volute of platinum and brilliant cut Read more…
Auctioneer:
Rago Auctions
Date:
2011-12-04
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
18kt White Gold, Star Sapphire, and Diamond Ring and a Pair of 14kt White Gold and Synthetic Star Sapphire Earrings , ring size 6 Read more…
Auctioneer:
Skinner
Date:
2010-02-24
Platinum, Star Sapphire, and Diamond Ring, prong-set with a star sapphire measuring approx. 18.04 x 12.50 x 6.90 mm, baguette and full-cut diamond shoulders, size Read more…
Auctioneer:
Skinner
Date:
2008-03-18
Platinum, Star Sapphire, and Diamond Ring, prong-set with a star sapphire measuring approx. 14.50 x 12.80 x 11.30 mm, framed by twelve full-cut diamonds, approx. Read more…
Auctioneer:
Skinner
Date:
2007-09-18
Gentleman's Star Sapphire and Diamond Ring, gypsy-set with an oval star-sapphire cabochon flanked by an old European and an octagonal-cut diamond, shoulders further enhanced with Read more…
Auctioneer:
Skinner
Date:
2003-03-18
Star Sapphire and Diamond Ring, prong-set with an oval cabochon star sapphire measuring approx. 17.70 x 13.90 x 13.30 mm, and weighing approx. 30.00 cts., Read more…
Auctioneer:
Skinner
Date:
2014-12-09
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
