Platinum, Violet Sapphire, and Diamond Ring, Heyman Bros. , prong-set with an emerald-cut sapphire measuring approx. 10.45 x 9.00 x 6.25 mm, framed by step-cut and trapezoidal-cut sapphires, interspersed with diamond melee, nos. 50170 and 4066, size 8, unsigned.
Auctioneer:
Skinner
Date:
2010-06-15
Platinum, Violet Sapphire, and Diamond Ring, Oscar Heyman, prong-set with an emerald-cut sapphire measuring approx. 10.45 x 9.00 x 6.25 mm, framed by step-cut and Read more…
Auctioneer:
Skinner
Date:
2016-06-07
Edwardian Platinum, Pink Sapphire, and Diamond Pendant, bezel-set with an oval-cut pink sapphire measuring approx. 11.90 x 10.40 x 4.70 mm, framed by old European-, Read more…
Auctioneer:
Skinner
Date:
2010-12-07
Platinum and Diamond Ring and a Platinum, Synthetic Sapphire, and Diamond Ring, sizes 7 3/4 and 5 1/2, total 3.8 dwt. Estimate $250-300 The absence Read more…
Auctioneer:
Skinner
Date:
2017-10-05
Platinum, Yellow Sapphire, and Diamond Ring, prong-set with an octagonal step-cut sapphire measuring approx. 12.01 x 10.26 x 7.35 mm, and weighing 8.96 cts., the Read more…
Auctioneer:
Skinner
Date:
2016-03-22
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, 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, Purple Sapphire, and Diamond Ring, bezel-set with a cushion-shape sapphire weighing 4.92 cts., framed by old European and transitional-cut diamond melee, foliate diamond shoulders Read more…
Auctioneer:
Skinner
Date:
2010-06-15
Platinum, Kashmir Sapphire, and Diamond Ring, prong-set with a cushion-cut sapphire weighing 3.79 cts., flanked by demilune diamonds, total diamond wt. 1.23 cts., size 6. Read more…
Auctioneer:
Skinner
Date:
2009-03-17
Art Deco Platinum, Aquamarine, Sapphire, and Diamond Ring, bead-set with a circular-cut aquamarine measuring approx. 6.71 x 5.09 mm, four old mine-cut diamond melee accents, Read more…
Auctioneer:
Skinner
Date:
2006-09-19
Platinum, Star Sapphire, and Diamond Ring, set with a round double cabochon sapphire measuring approx. 13.83 x 13.65 x 10.67 mm, and weighing 21.44 cts., Read more…
Auctioneer:
Skinner
Date:
2020-11-17
