* An 18 Karat Yellow Gold, Opal and Diamond Necklace,

Vintage Large and Magnificent Oval Cabochon Opal, Round Brilliant Cut Diamond and 18 Karat Yellow Gold Necklace. Opal measures 1-1/8" L, 13/16" W. Diamonds F-G color, VS1-VS2 clarity. Stamped 750. Mea

center bezel set in the necklace is one marquise brilliant cut diamond [H/SI-1], approximately 1.90 carats, enhanced with two tapered baguette cut diamonds [G-I/VS], approximately total weight 0.36 ca

containing 145 full-cut diamonds [G-H/VS-SI] weighing approximately 6.50 carats total; 93.0 grams; 18 inches long

Including an 18 karat yellow gold necklace set with 15 full cut round diamonds[G-I/SI], total approximate weight 1.60 carats; necklace measures 20 inches long and weighs 4.8 grams; and one 18 karat ye

gold flexible brick link necklace bead set with 138 full cut round Diamonds [I/VS], approximate total Diamond weight 2.76 carats, 69.8 grams, 17" long by 8.00 mm. wide;

set with a single graduated row of seven full cut round diamonds [I-K/I-1], total approximate weight 0.91 carats; measures 14-¼ inches long; weighs 4.7 grams

The cable-link chain adjustable length necklace set with one cut-corner rectangular step cut diamond [H-J/VS], approximately 0.20 carats 18 inches long, 2.2 grams

pendant set with one cushion shape cabochon cut black onyx, 12.60 x 10.00 mm. in diameter, surrounded by 36 full cut round diamonds [J-L/VS], total weight approximately 0.15 carats, accompanied by a s

An 18 Karat Yellow Gold Diamond Pearl Necklace.

the two necklaces containing 82 full-cut diamonds [H-J/VS-SI] weighing approximately 1.75 carats total; 23.5 grams total; each 18 inches long

Set of matching marked 18 karat yellow gold and diamond necklace and pair of earrings. Marked on necklace "18 K" and a rose like symbol. Earrings also marked "18 K" and an unknown symbol. Diamonds are

An 18 Karat Yellow Gold, Coral and Diamond Necklace, containing one oval shape cabochon cut coral measuring approximately 18.30 x 11.80 mm and 82 round brilliant cut diamonds weighing approximately 1.

18 Kt. yellow gold Greek cross pendant center flush set with one full cut round Diamond [I/VS-2], approximately 0.01 carat; 20.00 x 15.00 mm. in diameter; together with a Tiffany & Co. 18 Kt. yellow g

Vintage Italian Round Brilliant Cut Diamond, 5.0-9.0mm Pearl and 18 Karat Yellow Gold Necklace. Diamonds F-G color, VS1-VS2 clarity. Pearls with good luster and polish. Stamped 750, Italian hallmark.

A Sterling Silver, 18 Karat Yellow Gold and Diamond Multistrand Necklace, David Yurman, consisting of eight strands of box chain with five spheres spaced throughout containing 165 round brilliant cut

Approx. 6.80 Carat TW Forty-Four Round Brilliant Cut Diamond and 18 Karat Yellow Gold Diamonds by the Yard Necklace. Diamonds I-M color, VS2-SI2 clarity. Measures 18" L. Approx. weight: 4.7 dwt. Condi

An 18 Karat Yellow Gold, Diamond and Polychrome Enamel Necklace, Masriera, containing 19 round brilliant cut diamonds weighing approximately 0.20 carat total. Stamp: 750 C-4157-C MASRIERA. 31.00 dwts.

Stambolian 18 Karat Yellow Gold Diamond Small Butterfly Pendant Necklace The 2021 Spring Butterfly by Stambolian, this is the smaller version hand made in solid 18k yellow gold. Diamonds are pavé s

Van Cleef & Arpels style "Frivole" Diamond and 18 Karat Yellow Gold Pendant Necklace. Diamond E-F color, VVS clarity. Signed, stamped Au750, numbered JA 185253. Pendant measures 7/8" diam.; chain meas

VK JUTOO BVLGARI 18 karat Yellow Gold Akoya Pearl Amethyst Diamond Emerald Necklace An outstanding Bulgari Akoya pearl amethyst diamond emerald 18k gold necklace. A sparky architectural pendant is per

An 18 Karat Yellow Gold, Platinum, Ruby and Diamond Longchain Necklace, Montreaux, unsigned, consisting of a fancy curb link chain measuring approximately 10.00 mm wide with four platinum topped gold

An 18 Karat Yellow Gold and Diamond Leaf Motif Lariat Necklace, Greek, consisting of a series of hinged textured leaf shape links with a central hook closure, containing 98 round brilliant cut diamond

An 18 Karat Yellow Gold, Diamond and Cultured Pearl Multistrand Necklace, Italian, consisting of four strands containing numerous pearls measuring approximately 6.20-6.37 mm in diameter strung knotted

VK NUTO TIFFANY & Co. by Elsa Peretti Diamonds by the Yard & 18 karat Yellow Gold Necklace Signature Diamonds by the Yard Sprinkle necklace created by Elsa Peretti for Tiffany & Co. Elegant, feminine