Sold for:
$3,625

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.


Rago Auctions

Auctioneer:
Rago Auctions

Date:
2014-12-07

Archived auctions similar to 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 plat Down arrow


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ANTIQUE RUBY AND DIAMOND RING Oval faceted ruby, approx. .54 ct. by formula, framed by prong set OMC diamonds approx. .60 ct. TW, 14k rose Read more…


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Date:
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An oval light blue sapphire cabochon, approx. 11.0 cts. by formula, framed by OMC or OEC diamonds, approx. .80 ct. TW. 1st quarter 20th c. Read more…


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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


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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. Read more…


Auctioneer:
Rago Auctions

Date:
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FRENCH SAPPHIRE AND DIAMOND RING; Cabochon cut blue sapphire, approx. 3.70 cts., framed by ten brilliant cut diamonds, approx. .70 ct., in silver cut collets, Read more…


Auctioneer:
Rago Auctions

Date:
2014-12-07


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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


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Set with cabochon-cut emerald, 13.7 cts. by formula, framed by platinum set RBC diamonds, approx. 2.60 cts. TW, in 18k yellow gold, platinum hoop, ca. Read more…


Auctioneer:
Rago Auctions

Date:
2016-04-17


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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