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 wire mount, 20th c. French mark for platinum, maker mark vertical F/Dog/B. Size 6 1/2. 6.9 dwt.
Auctioneer:
Rago Auctions
Date:
2014-12-07
Ceylon Sapphire and Diamond Ring, prong-set with a cushion-cut sapphire measuring approx. 13.04 x 10.10 x 7.86 mm, and weighing 10.80 cts., flanked by diamond Read more…
Auctioneer:
Skinner
Date:
2007-06-12
SAPPHIRE AND DIAMOND BOUQUET BROOCH Two Ceylon sapphire and diamond blossoms, diamond accents and milgrain pave set leaves, ca. 1960. .55 ct. TW diamonds, 4.9 Read more…
Auctioneer:
Rago Auctions
Date:
2008-06-14
4.76 CTS. CEYLON SAPPHIRE AND DIAMOND RING; GIA report #2125637100 describes oval, modified brilliant cut transparent blue sapphire, invisibly set diamond demilune shoulders, princess cut, Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
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; 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
CEYLON SAPPHIRE AND DIAMOND RING:Sapphire weight 2.50 ct. Diamond weight .50 ct. 14kt yellow gold. Total weight 5.2 grams. Read more…
Auctioneer:
Dumouchelle Art Galleries
Date:
2007-02-18
SAPPHIRE AND DIAMOND RING 18k yg, circular faceted 2.5 cts. Ceylon sapphire and channels of circular and baguette cut diamonds, approx. 1.5 cts. TW, by-pass Read more…
Auctioneer:
Rago Auctions
Date:
2009-12-06
Sapphire and Diamond Ring, bezel-set with a high-domed cabochon sapphire measuring approx. 26.50 x 21.50 x 15.00 mm, 14kt gold mount, with a removable platinum Read more…
Auctioneer:
Skinner
Date:
2012-06-12
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
Sapphire and Diamond Ring, set with a fancy-cut sapphire measuring approx. 13.80 x 10.75 x 10.70 mm, and weighing 16.01 cts., framed by old mine- Read more…
Auctioneer:
Skinner
Date:
2013-12-10
