2. 25 CTS. DIAMOND PLATINUM RING; GIA report #5151547340 describes 2.25 cts. D color VVS2 clarity, round brilliant cut diamond. Good cut, polish and symmetry. Strong blue fluorescence. Unmounted with original Art Deco diamond and platinum setting, ca. 1930. Size 5 1/2. 3.0 dwt.
Auctioneer:
Rago Auctions
Date:
2013-12-08
ART DECO STAR SAPPHIRE AND DIAMOND PLATINUM RING; Oval lilac cabochon star sapphire, approx. 9.4 cts., steeply set within diamond halo, pierced and millegrained diamond Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
FINE DIAMOND APPROX. 2.45 CTS. IN PLATINUM RING. Principal brilliant cut diamond, 8.84.. x 8.87mm, approx. 2.45 cts., and brilliant cut diamond triplet shoulders, approx. Read more…
Auctioneer:
Rago Auctions
Date:
2011-12-04
SQUARE EMERALD CUT TANZANITE DIAMOND PLATINUM RING; Emerald cut tanzanite with canted corners, 13.94 x 13.7 x 10.2 mm., 17.36 cts. by formula, framed by Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
9.43 CTS. SAPPHIRE AND DIAMOND PLATINUM RING; Oval faceted blue sapphire, 14.05 x 12.43 x 5.92 mm., framed by full cut diamond melee, 1.21 cts. Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
FRENCH CEYLON SAPPHIRE AND DIAMOND PLATINUM RING; Cushion cut sapphire, 5.75 cts. by formula, framed by 14 circular cut diamonds, approx. 1 cts. TW, hand-built Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
BELLE EPOQUE CUSHION CUT DIAMOND PLATINUM RING; Oval diamond, approx. 2.0 cts., laterally set in engraved platinum, ca. 1915. Size 6. 3 dwt. Property from Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
ART DECO DIAMOND PLATINUM RING; OEC diamond, 1.40 cts. by formula, in square setting to tapered shoulders, accents .55 cts. TW, ca. 1930. Size 6 Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
6.01CT LADY'S DIAMOND & PLATINUM RING, 6 BAGUETTES, WITH GIA CERTIFICATE:The ring contains one Radian Cut Natural Diamond 6.01cts with a clarity grade of SI2 Read more…
Auctioneer:
Dumouchelle Art Galleries
Date:
2010-01-17
ART DECO DIAMOND & PLATINUM RING Pierced shield-form centers a principal transitional cut diamond, approx. 1.50 cts., and accent diamonds, 2.80 cts. TW. 7.2 gs., Read more…
Auctioneer:
Rago Auctions
Date:
2009-12-06
TIFFANY & CO. AMETHYST AND DIAMOND PLATINUM RING, 1910-1920. Remarkably avant garde design, oval amethyst approx. 19.5 cts. held by diamond set prongs above rows Read more…
Auctioneer:
Rago Auctions
Date:
2011-12-04
