A diamond rivière necklace

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.

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

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.

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

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

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

* 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

DIAMOND RIVIÈRE NECKLACE Containing 132 round brilliant cut diamonds weighing approximately 15.00-16.00 carats total, the clasp containing one marquise cut and six tapered baguette cut diamonds,

View a video of this lot here: https://youtu.be/MUhH5fPs4kYCrafted in 18K white gold; set with round brilliant-cut diamonds, weighing a total of approximately 25.90 carats, most with G-H color and SI-

Riviere Diamond Necklace 18k white gold, the necklace composed of a double row of graduated round brilliant-cut diamonds weighing approximately 6.28 carats in total. l. 16-1/2", total weight 17.2 gram

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

Collar statement necklace, Riviere style design with diamond cuts topazes glass encased in a gilded frame ending in a double row of stones, at the center an asymmetrical design with double leaf fully

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

Riviere Necklace w 26 Carats of Prong Set Synthetic Diamonds. Gold plated. Each stone is approximately .25 of a carat of cubic zirconia / synthetic diamond. Quality costume jewelry necklace with each

AN ANTIQUE PASTE RIVIERE NECKLACE Circular cut paste stones emulating diamonds No assay marks Length 390mm 25.0 grams

Vintage ruby crystal chocker Riviere design. 1950/60 Circa. One row of shiny ruby diamond-cut and four graduated pendants at the center with the same rubies glass. Sewing hook clasp, usually Scemama f

Composed of 43 jadeite beads of evenly intense green colour with high translucency, jadeite bead diameter measuring approximately 13.59 to 11.42 mm, to a pear and circular-cut diamonds clasp, mounted

Set with a graduated line of 20 rectangular-shaped emeralds, weighing 65.75 carats in total, each within a marquise-cut diamond foliate cluster, 100 diamonds weighing approximately 45 carats in total,