PLATINUM & DIAMOND RIVIERE NECKLACE

* 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

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

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.

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 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 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.

Metal: Platinum Weight: 43.30 Grams Stone: Diamond Carat: 21.50ctw Length: 18in Description: Features round cut, old mine cut and baguette Diamonds.

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

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

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

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

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

containing approximately 385 channel-set baguette cut diamonds [G-I/VS2-SI1] weighing approximately 7.50 carats total 67.2 grams 18 inches long

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

METAL: Platinum. GEMSTONES: Diamonds approx. 0.46ctw. MEASUREMENTS: Necklace is 17.5" long, center - 8.5mm x 8.5mm. MARKED: Tiffany & Co Pt950. WEIGHT: 3.1 grams. Retail $5800. Comes with box

METAL: Platinum. GEMSTONES: 90 diamonds.approx. 1.80ctw. MEASUREMENTS: necklace is 17 3/4" long x 5.5mm at widest point. TESTED: platinum. WEIGHT: 24.4 grams. Gemstones have not been graded for c

DK Platinum & Diamond Necklace Circa 1920s· This is a must for any collector.· The weight is 8.9 grams.· The length is 42 inches. There are 0.80 points of round brilliant cut diamonds. The color is

Necklace is 15 1/2" long, pendant - 48mm x 25mm. Old mine and old euro cut diamonds - approx. 2.60ctw-2.70ctw. Marked on clasp 14k, tested also plat. Weight - 10 grams.Gemstones have not been gra

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

Tiffany & Co. 2002 Jazz Solid Platinum & 0.40ctw VVS2-VS1/F-G Diamond Graduated Drop Pendant Necklace W/Pink Sapphire Accent - This goregous necklace was made by Tiffany & Co. as part of their Jazz co

METAL: Platinum. MEASUREMENTS: Necklace strand measures approx 21", diamond clasp is 22mm x 6mm. GEMSTONES: diamonds approx 0.20ctw, pearls and beads - 2.5mm t- 8.3mm . TESTED: Platinum. WEIGHT:

Tiffany & Co. platinum heart form pendant set with full cut diamond accents - stamped verso, "© 2003 Tiffany & Co. PT 950 France". Suspended from a Tiffany & Co. platinum chain necklace - stamped. "T