Platinum, Diamond, and Sapphire Ring, the center sapphire surrounded by cluster-set diamonds in an openwork mount, size 7 1/2, 3. 2 dwt.
Auctioneer:
Skinner
Date:
2016-06-09
Platinum, Diamond, and Sapphire Ring, prong-set with an old European-cut diamond weighing 1.07 cts. and a circular-cut sapphire weighing 1.31 cts., further set with diamond Read more…
Auctioneer:
Skinner
Date:
2018-03-20
Platinum, Diamond and Sapphire Ring, set with a marquise-cut diamond weighing 1.68 cts. and an oval-cut sapphire measuring approx. 7.50 x 5.62 x 2.48 mm, Read more…
Auctioneer:
Skinner
Date:
2006-06-13
Art Deco Platinum, Diamond, and Sapphire Ring centering a cushion-cut sapphire weighing approx. 1.75 cts., bead-set old European-cut diamond highlights, the openwork mount with millegrain Read more…
Auctioneer:
Skinner
Date:
2005-12-13
Art Deco Platinum, Diamond and Sapphire Ring, bezel-set with a square step-cut sapphire, openwork mount bead-set with twelve full and four single-cut diamond melee, open Read more…
Auctioneer:
Skinner
Date:
2003-12-09
Platinum, Diamond, and Sapphire Ring, centering a bezel-set old European-cut diamond weighing approx. 2.35 cts., flanked by old European-cut diamonds each weighing approx. 0.75 cts., Read more…
Auctioneer:
Skinner
Date:
2016-06-07
Art Deco Platinum, Diamond, and Sapphire Ring, bead-set with twenty-one old European-cut diamonds, twelve calibre-cut sapphire highlights, open gallery, approx. total diamond wt. 2.00 cts., Read more…
Auctioneer:
Skinner
Date:
2005-12-13
Platinum, Diamond and Sapphire Ring, bezel-set with an old mine-cut diamond weighing approx. 0.95 cts., framed by French-cut sapphires and eleven old mine-cut diamonds, platinum Read more…
Auctioneer:
Skinner
Date:
2002-06-13
Platinum, Diamond, and Sapphire Ring, centering a round brilliant-cut diamond weighing 1.45 cts., flanked by circular-cut sapphires, size 5 3/4. Estimate $1,500-2,000 Diamond is heavily Read more…
Auctioneer:
Skinner
Date:
2017-12-05
Platinum, Diamond, and Sapphire Ring, bezel-set with an old European-cut diamond weighing approx. 0.80 cts., framed by eighteen single-cut diamonds and calibre-cut sapphires, single-cut diamond Read more…
Auctioneer:
Skinner
Date:
2012-09-11
Art Deco Platinum, Diamond and Sapphire Ring, the navette form bead-set with transitional-cut diamonds, approx. total wt. 0.89 cts., calibre-cut sapphire highlights, openwork mount, size Read more…
Auctioneer:
Skinner
Date:
2004-12-14
