Set with an OEC diamond, approx. .33 ct., in square platinum illusion head, with single-cut diamond shoulders, approx. .12 ct. TW. Ca. 1945. Stamped 10% IRID. PLAT. Size 5. 2.39 dwt.
Auctioneer:
Rago Auctions
Date:
2016-08-25
DIAMOND PLATINUM ENGAGEMENT RING; RBC diamond, approx. .62 ct., flanked by tapered baguettes, approx. .15 ct. TW, steeply set in platinum, 20th/21st. c. Marked 10% Read more…
Auctioneer:
Rago Auctions
Date:
2015-04-16
DIAMOND PLATINUM ENGAGEMENT RING RBC diamond, approx. 2.1 cts. by formula, in platinum prong setting. Unmarked. Size 8 1/4 Read more…
Auctioneer:
Rago Auctions
Date:
2015-04-15
TIFFANY & CO. DIAMOND PLATINUM ENGAGEMENT RING; Tiffany & Co. diamond certificate #25583655 / K03120270 describes RBC diamond, 1.27 cts., color E, clarity VVS2, excellent Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
DIAMOND PLATINUM ENGAGEMENT RING AND BAND; Transitional cut diamond, approx. .75 ct. TW by formula, with single cut diamond shoulders, approx..12 ct. TW, inscribed on Read more…
Auctioneer:
Rago Auctions
Date:
2015-04-16
DIAMOND PLATINUM ENGAGEMENT RING RBC diamond approx. .91 ct., bead set diamond shoulders, approx. .30 ct. TW, ca. 1995. Marked 10% irrid. Plat., Handmade. Size Read more…
Auctioneer:
Rago Auctions
Date:
2015-04-15
ART DECO DIAMOND PLATINUM ENGAGEMENT RING; Old cushion cut diamond, approx. 1.5 cts., horizontally prong set with diamond shoulders, remaining melee approx. .086 ct. TW, Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
DIAMOND PLATINUM ENGAGEMENT RING, CA. 1950; Transitional cut diamond, 7.75 x 7.8 x 4.9 mm., 1.70 cts. by formula, diamond shoulders. Size 8 1/2. 3.1 Read more…
Auctioneer:
Rago Auctions
Date:
2014-12-07
ART DECO DIAMOND PLATINUM ENGAGEMENT RING; Asscher cut diamond, 5.29 x 6.10 x 3.20 mm., .84 ct. by formula, and baguette cut diamond shoulders. Marked Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
MARQUISE CUT DIAMOND PLATINUM ENGAGEMENT RING; Principal diamond, 15.4 x 7.1 x 4 mm, 2.53 cts., and tapered baguette cut diamond shoulders, patented expandable shank. Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
PEAR SHAPED DIAMOND PLATINUM ENGAGEMENT RING, ca. 1955. Fine old pear cut diamond, 2.50 cts. by formula, tapered baguette cut diamond shoulders, setting #5598. Unmarked. Read more…
Auctioneer:
Rago Auctions
Date:
2011-12-04
