Diamond, Platinum Necklace The necklace featur

Antique Edwardian Approx. 120.0 Carat Ruby, 10.0-11.0 Carat European Cut Diamond and Platinum Necklace. The necklace set with cabochon rubies. The later added detachable tassel pendant is set with dia

Lady's 18kt white gold and platinum diamond necklace. The necklace has a stunning pendant a the center of a "diamonds by the yard" style chain. The chain features ten (10), bezel set, round brilliant

DESCRIPTION: Tiffany & Co. by Elsa Peretti platinum (stamped PT950), pearl and diamond necklace. Platinum necklace set with five Tahitian pearls each approximately 10mm wide and seven bezel set ro

Fancy Intense Yellow Diamond, Diamond, Platinum, Gold Necklace, Tiffany & Co. The necklace features a cushion-shaped yellow diamond measuring 6.97 x 6.36 x 4.24 mm and weighing 1.61 carats, encirc

Tiffany & Co. 3.30ct Aquamarine, 0.40ctw VS1-VS2/F-G Diamond & Solid Platinum 16" Necklace - This beautiful necklace was made by Tiffany & Co. and was finely crafted of solid platinum. The necklace me

2.80ct Cat's Eye Chrysoberyl, 0.40ctw VS2-SI1/G-H Diamond Solid Platinum 16" Necklace - This lovely necklace was finely crafted of solid platinum and is comprised of a 0.5" pendant which hangs on a 16

19.00ctw VS2-SI2/G-H Diamond and Solid Platinum 16" Necklace - This exquisite necklace is crafted in solid platinum and is lined with a single row of approximately 19.00ctw VS2-SI2/G-H brilliant round

Tiffany & Co. 4.00ctw VS1-VS2/F-G Diamond and Solid Platinum 16" Necklace - This gorgeous necklace comes from one of the world's most celebrated house of gems and jewels, Tiffany & Co. The necklace is

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

ART DECO PLATINUM DIAMOND NECKLACE Art Deco platinum necklace with single old European cut diamond, approximately 0.15 CT, in filigree setting. Not marked, tested. Size: 25" Weight: 6.4 grams

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

Tiffany & Co. Diamond and platinum star necklace The multi-strand chain necklace, suspending five stars set with round brilliant-cut diamonds Platinum Signed Tiffany & Co. 15 ¾ ins; Gross

18.30ct Aquamarine, 0.10ctw Diamond and Solid Platinum/18K White Gold Necklace - This necklace is comprised of a 1" platinum pendant which hangs on an 18k white gold omega necklace. The pendant boasts

DANCING DIAMOND PLATINUM NECKLACE WITH BLUE POUCH ~ 16" CHOKER LENGTH NECKLACE SET WITH FIVE CHAMPAGNE COLORED BRIOLETTE CUT DIAMONDS, SIMPLISTIC MODERN DESIGN, WITH UNIQUE HOOK CLASP CLOSURE, STAMPED

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, 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

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

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:

TIFFANY & CO. TAHITIAN BLACK PEARL/DIAMOND PLATINUM NECKLACE, 20TH C., L. 17"

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

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

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

Designed as an "S" shaped bead set diamond ribbon and rows of prong set RBC and marquise-cut diamonds, 5 cts. TW, finished by wheat link platinum chain, ca. 1960. Unmarked. 15", drops 1". 14.8 dwt.

2.70ctw Near Flawless Blue Sapphire, 1.00ctw VS1-VS2/G-H Diamond & Solid Platinum 15" Necklace - This gorgeous piece was finely crafted of solid platinum, and has a 1.25" suspended circular pendant wh