4.13ct Opal, 1.12ctw Diamond & Platinum Necklace

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

Opal, Diamond, Platinum, White Gold Pendant-Necklace  The pendant features an oval-sh

Opal, Diamond, Platinum, White Gold Pendant-Necklace  The pendant features an oval-sh

Platinum diamond and opal pendant necklace. The pendant is fashioned of two marquise cut diamonds and a single round cut diamond attached by a ring to a kite shaped opal (broken). Measures 1 1/4" in l

DESCRIPTION: An antique black opal pendant necklace. Features a 16-18 Carat Opal, further completed with diamond set platinum bow in a 14kt yellow gold setting. Complete with a 14kt yellow gold box ch

Opal-diamond necklace WG 750/000 and platinum 900/000 with an excellent milk opal cabochon 16,5 x 12 mm, with vivid play of colours, one brilliant-cut diamond 0,10 ct W/SI and 41 old-cut diamonds, tog

A 900-platinum pendant set with a 1.68-carat opal, surrounded by 0.05 carats of round-brilliant cut diamonds. Hung on an 850-platinum chain. Details and measurements: Necklace length: approx. 16 IN. P

2.30ct Black Opal, 0.30ctw VS1-VS2/G-H Diamond & Solid Platinum Pendant on Adjustable 18K White Gold Chain - This beautiful necklace is comprised of a 1" solid platinum pendant which hangs on an 18" s

Crafted in platinum and 18K gold; set with a trapezoid cabochon-cut black opal, measuring approximately 12.40 x 9.30 x 4.65 mm; lozenge-shaped sapphire, weighing approximately 2.60 carats; accented by

NO RESERVE - A BLACK OPAL AND DIAMOND PENDANT NECKLACE, CIRCA 1910, Made in 15 carat yellow gold, platinum and 18 carat yellow gold, the chain later added, Oval cabochon black opal, weighing approxima

knotted, double strand pearls approx. 7.5 to 8mm each, clasp with 25 old European cut diamond and single cut diamonds estimated total weight 0.85ct., round opal doublet, mounting tested platinum, clas

BEAUTIFUL 14K W/GOLD DIAMOND . EMERALD & OPAL DROP NECKLACE. THIS HAND MADE WORK OF ART HAS .90 CTS OF FULL CUT ROUND BRILLIANT DIAMONDS - TOP COLOR AND CLARITY. THE TOTAL EMERALD WEIGHT IS .72CTS. TH

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

Very Rare Tiffany & Co. 32ct+ Cherry Fire Opal 2.50ctw Diamond Extra Long Platinum Dangle Earrings w/ BoxDescription:Amazing presentation on these 3inch+ long articulated platinum dangles, featuring f

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:

22K yellow gold necklace by Gurhan Orhan, Turkey, featuring large round textured disc pendant with variously shaped bezel set Australian opals, width of pendant 1.5 in. W, custom chain set with 90 dia

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. 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

Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measuring 19.4

Black Opal, Diamond, Platinum, Gold Ring The ring features an oval-shaped black opal caboc

A tremendous amount of color is exhibited through this GIA certified Australian opal. Placed in an exquisite hand made art deco platinum ring that has been designed with clean, white diamonds. Size 5-

Art Deco Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measu