SAPPHIRE AND DIAMOND PLATINUM RING Cushion shaped faceted sapphire, approx. 3.1 cts. by formula, RBC diamond frame with diamond halo, gallery and shoulders, melee approx. .90 ct. TW throughout, ca. 2000. Unmarked. Size 5. 3.8 dwt.
Auctioneer:
Rago Auctions
Date:
2015-04-15
EDWARDIAN SAPPHIRE AND DIAMOND PLATINUM RING; Hand-built reticulated platinum, centrally set with cushion cut sapphire, approx. .89 ct., diamond melee approx. .45 ct., ca. 1910. Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
ART DECO STAR SAPPHIRE AND DIAMOND PLATINUM RING; Translucent and luminous light blue star sapphire, 8 cts. by formula, circular cut diamonds, approx. .90 ct. Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
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
SAPPHIRE AND DIAMOND PLATINUM RING; Ceylon sapphire, 1.54 cts., open work mount with sapphire channels and diamond accents, ca. 1935. Size 6 1/2. 2.9 dwt. Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
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
FINE CEYLON SAPPHIRE AND DIAMOND PLATINUM RING. Modified step cut 3.72 cts. sapphire (GIA origin report #2135216555), indicates Sri Lanka, in "three-stone" style with 2 Read more…
Auctioneer:
Rago Auctions
Date:
2011-12-04
SAPPHIRE AND DIAMOND PLATINUM RING; Odeonesque design, centrally set oval faceted sapphire, approx. 1.75 cts., 16 baguette cut diamonds and four circular brilliant cut diamonds, Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
Platinum, Sapphire, and Diamond Bypass Ring, prong-set with a pear-shape sapphire measuring approx. 8.20 x 6.00 x 3.70 mm, and a pear-shape diamond weighing approx. Read more…
Auctioneer:
Skinner
Date:
2011-12-06
Platinum, Sapphire, and Diamond Bypass Ring, prong-set with a pear-shape diamond weighing approx. 1.00 cts., and a pear-shape sapphire weighing approx. 1.40 cts., baguette- and Read more…
Auctioneer:
Skinner
Date:
2014-09-09
