Jade Onyx Diamond 18K Gold Necklace

Necklace. Comprised of 6 shaped pendants with 4 jade cabochons surrounded by an openwork border and onyx frame accented by diamonds. Clasp is stamped, "750, 18K". Total approx. weight of 72.7 dwt. Fro

Jade, Diamond, 18k Yellow Gold Necklace. Featuring one jade rectangular segment measuring approximately 8 x 14 mm, accented by forty-four full-cut diamonds weighing a total of approximately 0.50 cttw.

Jadeite Jade, Diamond, 18k White Gold Necklace. Featuring one rectangular shaped jadeite jade tablet measuring approximately 23.55 x 5.16 mm, accented by sixty full-cut diamonds weighing a total of ap

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.42ctw. Jade. Onyx. Ruby. MEASUREMENTS: Brooch is 56mm x 9.3mm at widest point. Brooch has a hook. Jade pendant is removable, can wear as a pendant. MARKE

Van Cleef & Arpels 1980s 0.40ctw VS1-VS2/E-F Diamond, Onyx & Solid 18K Yellow Gold 16" Necklace - This lovely vintage necklace comes from one of the world's foremost designers of high-caliber luxury j

Jadeite Jade, Ruby, Diamond, Onyx, 18k White Gold Brooch. Featuring one carved and pierced jadeite jade plaque depicting turtles and measuring approximately 28 x 45 mm, flanked by two round ruby caboc

Set with rock crystal, onyx and a small diamond. Includes an 18K gold necklace. A 14K clasp.

METAL: 18k gold. MEASUREMENTS: necklace is 20 1/2" long, pendant - 36mm x 21mm. GEMSTONES: jade - 20.5mm x 14.5mm, diamonds - approx. 0.75ctw. MARKED: 18k. WEIGHT: 16 grams.Gemstones have not bee

Italian 18k gold pendant necklace by Faraone Mennella with onyx and approx. 0.02ctw in diamonds. Necklace is 17.5" long and 19.5mm at the widest point. Removable pendant - 46mm long with bail x 14mm w

Metal : 18k Gold Designer : Not Signed Gemstone : Diamonds approx. 0.75ctw, Onyx Measurements : Necklace is 22" long, pendant is 35mm in diameter Marked: : 750 Weight: 21.5 grams

METAL: 18k Gold. MEASUREMENTS: Necklace is 18" long, pendant is 12mm in diameter. GEMSTONES: Onyx, Diamonds approx. 0.50ctw. MARKED: 18kt. WEIGHT: 4.2 grams.Gemstones have not been graded for col

Hammerman Brothers Turquoise, Black Onyx and Diamond Necklace 18k yellow gold, the Art Nouveau necklace composed of links mounted with twisted carved black onyx measuring 20.0 mm x 11.0 mm and cabocho

METAL: 18K gold. GEMSTONES: diamonds-approx. 0.58ctw, onyx, pearls approx. 8mm in diameter. MEASUREMENTS: earrings are 13mm in diameter. Necklace is 18" long x 8mm at widest point. MARKED: Bvlgar

18k gold tubogas necklace, with center carved onyx and approx. 0.24ctw in diamonds. Center section is detachable. Necklace with pendant is 17.25" long, pendant alone is 21mm x 50mm. Marked: 750 18k. W

18k rose gold heart pendant necklace, with faceted onyx and diamond in the center. Necklace is 18.5" long, pendant - 16mm x 15mm. Marked: 750, JV. Weight - 5.4 grams.

Metal : 18k Gold Designer : Favero Gemstone : Onyx 5mm, Diamonds approx. 1.50ctw Measurements : Necklace is 14.75" long. Marked: : 750, Favero. Weight: 19.6 grams

METAL: 18k Gold. GEMSTONES: Diamonds approx. 1.50ctw. Onyx, Mabe pearl - 22mm x 14.5mm. MEASUREMENTS: Necklace is 16" long x center of the necklace measures 29mm x 28mm. MARKED: 750, Illegible se

METAL: 18k gold. GEMSTONES: craved jade, diamonds-approx. 3.00 ctw. MEASUREMENTS: velvet cord necklace is 17" long ( cord has sign of worn). Pendant is 4 1/4" long x 33mm at widest point. MA

With its splendidly imaginative design and incredibly attractive dcor, this gorgeous swan brooch will add a feminine touch to any ensemble of yours. The brooch is made of radiant 18K yellow gold and e

18k yellow gold link necklace having 5 rubies each flanked by 2 diamonds; length 17-1/4 in.; weight 22.5g Provenance: from the estate of a celebrated gemologist, jade & Asian art collector, Philadelph

Including a necklace featuring eight jadeite cabochons measuring from approximately 11.0 x 7.5 to 8.6 x 6.0 mm, highlighted by ten full-cut diamonds weighing a total of approximately 0.15 cttw., set i

Van Cleef & Arpels Vintage Alhambra 20 Motif Necklace 18K White Gold Diamond Onyx Chain Length 33.07" Stones Diamond 124 , 4.83 Ct Stones Onyx 10 Stones Vintage Alhambra Long Necklace White Gold, Onyx

Signed Van Cleef & Arpels Egyptian Revival/Art Deco style 18K yellow gold necklace/open-end "choker" love birds, green chrysoprase, coral cabochon, lapis, black onyx & diamonds 53.15 dwt approx. & app

METAL: 18k Gold/ Black Cord Necklace/Base metal clasp. MEASUREMENTS: Necklace is 21" long, Pendant is 55mm long with bale, circle is 32mm in diameter. GEMSTONES: Black jade, diamonds 0.63ctw, cen