Sold for:
$40,625

UNTREATED SAPPHIRE, DIAMOND AND PLATINUM RING; Rectangular emerald cut sapphire, 10.7 x 10.18 x 7.13 mm, approx. 7.5 cts. , flanked by six graduated baguette diamonds, approx. .75 ct. TW, size 5 1/2. AGL report CS49823 states no evidence of enhancements or heat treatment, probable origin Ceylon. Provenance: Estate of Robert Kenmore, Chairman of the Board, Kenton Corp., former owner of Cartier.


Rago Auctions

Auctioneer:
Rago Auctions

Date:
2012-12-09

Archived auctions similar to Untreated sapphire, diamond and platinum ring; rectangular emerald cut sapphire, 10.7 x 10.18 x 7.13 mm, approx. 7.5 cts. , flanked by six graduated baguette diamonds, approx. .75 ct. tw, size 5 1/2. Down arrow


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EDWARDIAN SAPPHIRE AND DIAMOND JEWELRY; J.E. Caldwell sapphire heart brooch with diamond ribbons and post set pearls, platinum-topped gold, 1" x 1 1/8"; Oval sapphire, Read more…


Auctioneer:
Rago Auctions

Date:
2013-12-08


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NATURAL SAPPHIRE, DIAMOND AND PLATINUM BRACELET, L 6 1/2", SAPPHIRES TOTAL 11.86 CTS.:Having alternating fully faceted oval and round sapphires set in platinum encrusted in Read more…


Auctioneer:
Dumouchelle Art Galleries

Date:
2010-10-17


Sold for:
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19TH-20TH C. JEWELRY AND WATCHES Four pieces: enameled 14k hinged bracelet with diamond and platinum ornament, sapphire accents; 18k wristwatch with rose cut diamond and Read more…


Auctioneer:
Rago Auctions

Date:
2010-12-05


Sold for:
$3,250

15.00CT SAPPHIRE, .50CT DIAMOND, AND PLATINUM RING, SIZE 6:Having a 15.00ct composite sapphire set in a foliate style platinum setting enhanced by .50ct diamonds. The Read more…


Auctioneer:
Dumouchelle Art Galleries

Date:
2016-06-18


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$3,081

Platinum, Sapphire, Diamond and Cultured Pearl Spray Brooch, c. 1950, prong and bead-set with old mine and old European-cut diamonds, approx. total diamond wt. 4.50 Read more…


Auctioneer:
Skinner

Date:
2008-12-09


Sold for:
$6,169

Platinum, 18kt Gold, Sapphire, Diamond, and Ruby Brooch and Earclips, Michael Walkin the brooch designed as a fireworks burst, centering an oval sapphire measuring 9.60 Read more…


Auctioneer:
Skinner

Date:
2004-09-21


Sold for:
$406

FOUR 14K GOLD BROOCHES, ca. 1900; Diamond and platinum-topped monogram AOM, approx. .30 ct.; Seed pearl crescent; Krementz sapphire and pearl crescent; Sapphire bow; 9.3 Read more…


Auctioneer:
Rago Auctions

Date:
2013-04-21


Sold for:
$11,590

CARTIER ONYX DIAMOND AND PLATINUM "PEAR" NECKLACE New York, ca. 1920. The ribbon necklace with diamond and cabochon sapphire terminals and slide suspends a detachable Read more…


Auctioneer:
Rago Auctions

Date:
2009-12-06


Sold for:
$3,690

Platinum, Sapphire, Diamond, and Baroque Freshwater Pearl Suite, Ruser, comprising a brooch and earclips each designed as a leaf prong-set with cabochon sapphires and freshwater Read more…


Auctioneer:
Skinner

Date:
2014-09-09


Sold for:
$2,938

Sapphire, Diamond and Enamel Bypass Bracelet, the engraved hinged bangle prong-set with a yellow sapphire measuring approx. 13.80 x 10.72 x 7.70 mm and a Read more…


Auctioneer:
Skinner

Date:
2005-06-14