A diamond and platinum rivière necklace

One lady's Cartier "Riviere" graduated diamond necklace made of platinum. Piece is set with 99 round brilliant cut diamonds, all prong set. Piece measures 15 3/4" long. Piece is signed "Cartier" with

* A Platinum, Diamond and Colored Diamond Rivière Necklace, containing 69 round brilliant, old European, old mine and single cut diamonds and colored diamonds (origin of color not tested) weighing ap

Magnificent diamond necklace,circa 1985.From the Estate of Columbia Motion Pictures Chairman Leo Jaffe and his wife Anita Jaffe,a riviere platinum and diamond necklace of extraordinary quality.Seven o

DIAMOND RIVIERE NECKLACE, in 18 ct. gold and platinum. The links graduated in size, set with diamonds totalling approx. 5.40 ct. L. 42 cm. 37.8 grams.

DIAMOND RIVIERE NECKLACE Containing 97 round brilliant cut diamonds weighing approximately 17.90 carats total. Mounted in yellow gold. 17 inches long. Gross weight: 17.95 dwt.

Diamond, Platinum Necklace The detachable pendant features pear-shaped diamonds measuring 8.60 x 6.33 x 3.71 mm and 6.20 x 4.68 x 2.98 mm and weighing a total of approximately 1.75 carats, suspended b

DIAMOND RIVIERE NECKLACE Containing 104 round brilliant cut diamonds weighing approximately 16.65 carats total. Mounted in white gold. 18 inches long. Stamp: MIR-K18. Gross weight: 16.80 dwt.

18k white gold; Stamped: 18k Centering a 1.28cts. round full-cut diamond further set with one hundred seventeen round full-cut diamonds tapering in size and totaling 23.11cts. in weight and each grad

An 18 Karat White Gold and Diamond Riviere Necklace, containing 94 round brilliant cut diamonds weighing approximately 10.00 carats total. Stamp: D10029 K18. 17.90 dwts. Estimate $ 9,000-11,000 Diamon

Featuring one old mine-cut diamond weighing approximately 4.23 cts., accented by four European cut diamonds weighing a total of approximately 0.60 cttw., set in a platinum and 14k yellow gold pendant

An 18 Karat White Gold and Diamond Riviere Necklace, containing 94 round brilliant cut diamonds weighing approximately 10.00 carats total. Stamp: D10035 K18. 17.95 dwts. Estimate $9,000-11,000

Tiffany & Co. Elsa Peretti Diamond Platinum Necklace with GIA report Signed / Stamped: TIFFANY & CO., PERETTI, Serial number, PT950 GIA report: 1172420347 1.15 carat Round Brilliant Color and Clarity:

DIAMOND RIVIERE NECKLACE Containing 127 round brilliant cut diamonds weighing approximately 10.00-11.00 carats total. Mounted in yellow gold. 19 inches long. Stamp: A+P 18K. Gross weight: 20.45 dwt.

AN ANTIQUE IMPERIAL TOPAZ AND DIAMOND RIVIERE NECKLACE, 19TH CENTURY in yellow gold and silver, comprising a single row of thirty graduated oval cut imperial topaz, totalling 55.0-60.0 carats, on a ci

27.75ct Tanzanite, 1.15ctw SI1-SI2/G-H Diamond and Solid Platinum 17.5" Necklace - This lovely necklace is crafted of solid platinum and is comprised of a 1.75" pendant which hangs on a 17.5" box chai

18k white gold Centering a 0.61ct. round full-cut diamond further set with one hundred fifty-four round full-cut diamonds tapering in size and totaling 10.61cts. in weight and each graded J-L in colo

Tiffany & Co. Elsa Peretti 9.5mm-10.5mm South Sea Keshi Pearl, 0.80ctw VS1-VS2/F-G Diamond and Solid Platinum 36" Necklace - This beautiful necklace was made by Tiffany & Co. and designed by renowned

A 14K WHITE GOLD AND DIAMOND RIVIERE NECKLACE Featuring graduated bezel set round diamonds weighing approximately 10.50 carats, length 16 in.

Diamond Riviere Necklace contains 95 full graduated cut brilliant diamonds .05-.70cts approx.; length16"; weight 13.38 dwts.

A Transparent Opal Cabochon Diamond Platinum Necklace Diamonds - 1.5 TCW Approximate Dimensions: 22.5 mm x 18 mm (Opal Length x width) x 3 cm (pendant length) x 41 cm (Total Unclasped Length of Neckla

18k yellow gold Centering a 0.36ct. round full-cut diamond further set with one hundred sixty-seven round full-cut diamonds tapering in size and totaling 7.83cts. in weight and each graded M+ in colo

3.57ct GIA Certified Mozambique Ruby, 1.15ctw VS2-SI1/G-H Diamond & Solid Platinum Necklace (W/$18,000 Appraisal) - This beautiful necklace was finely crafted of solid platinum, and contains a 3.57ct

White Gold and Diamond Riviere Necklacenecklace with prong set full cut round diamonds graduating in size (3.25mm to 4.55mm) and weighing approximately 10.80 total carats (J-L color, SI-I3 clarity), c

METAL: Platinum. MEASUREMENTS: Necklace is 16.75" long. GEMSTONES: 0.62ct I/VS1 diamond , comes with a copy of T & Co diamond cert. MARKED: pt950, Tiffany & Co.Pendant bezel marked 274928