Diamond, Black Onyx, 18k Yellow Gold Necklace.

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

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

18k Yellow Gold, Black Onyx and Diamond (0.04ct). Size: Pendent 1.4 x 1.4 cm and Chain: 19 cm

14K yellow gold station necklace with enamel rectangular links alternating with chain, 25 in. L, 18K yellow gold black onyx pendant with panda on front and 14K yellow gold oval ruby and diamond pendan

This unique designed c. 1970 onyx pendant necklace from Italy is crafted in 18K and 14K yellow and rose gold, weighing 61.66 grams and measuring 60mm in diameter while the chain measuring 47cm (17 1/2

One lady's Cartier "Surinam" twisted sixteen-strand pearl necklace made up with an 18k yellow gold diamond and onyx clasp. Clasp is set with 131 round brilliant cut diamonds and 21 cabochon cut black

Pair of Diamond, Black Onyx, 18k Yellow Gold Ear Clips. Each featuring one "V" shaped black onyx segment, accented by round brilliant-cut diamonds weighing a total of approximately 2.25 cttw., set in

Christie Frantz Sugarman tourmaline, diamond, black onyx, 18k yellow gold and steel necklace Featuring (2) triangular pink tourmalines, measuring approximately 12 X 12.4 X 9.85 mm, 8.9 X 8.7 X 4 mm, a

Tiffany & Co. Paloma Picasso Black Onyx, 18k Yellow Gold Necklace. Featuring one 18k yellow gold hammered round bead measuring approximately 25 mm, suspended from a strand of black onyx beads measurin

Pair of citrine, garnet, diamond, black onyx and 18k yellow gold earrings featuring (2) modified triangular shaped citrines weighing a total of approximately 40.00 cts., accented by (2) square cut gar

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

Pair of Ruby, Black Onyx, Diamond, 18k Yellow Gold Ear Clips. Each featuring one round removable black onyx disc measuring approximately 22 mm and two pear shaped black onyx cabochons with a central b

Gump's Black Onyx, Diamond, 18k Yellow Gold Crab Brooch. Designed as a crab, the shell comprised of a black onyx cabochon measuring approximately 15.2 x 19.5 mm, the eyes completed by two full-cut dia

Black Onyx, Diamond, 18k Yellow Gold Ring. Featuring one rectangular-cut black onyx tablet, surrounded by twenty-two full-cut diamonds weighing a total of approximately 0.30 cttw., set in an 18k yello

Gold, diamond, and black onyx cufflinks and shirt studs Cufflinks signed ABL Round brilliant-cut diamonds, black onyx plaques 18k yellow and white gold Cufflinks ¾ in, shirt studs ½ in;

Cultured Blister Pearl, Diamond, Black Onyx, 14k Yellow Gold Pendant Enhancer Necklace. Featuring an oval shaped cultured blister pearl measuring approximately 32 x 26 mm, accented by eight full-cut d

Erte "Aventurine" Diamond, Black Onyx, Mother-of-Pearl, 14k Yellow Gold Necklace. Designed as a cameo, the octagonal gold center depicting the profile of a person, the shoulder neck and head carved in

Stamped T&C on 18K yellow gold interlocking clasp, containing polished coin beads, with one single 18K yellow gold coin bead, needs restringing, likely 16"l; together with an 18K yellow gold round lin

19.5"l. From Claus Vollrath Inc., Mt Kisco, New York.

Black Onyx and Diamond Ring 18k yellow gold, the ring mounted with a central band of faceted black onyx weighing approximately 6.50 carats in total, flanked on the top and bottom by a band of princess

18K yellow gold black diamond necklace. Necklace is 32" long. Each bead is approx. 4,5 x 3.8mm. Tested: 18k. Weight - 17.4 grams.

Honey quartz, black onyx, diamond and 14k yellow gold pendant necklace, having a 15mm round checkerboard cut honey quartz encircled by .16ctw of single cut diamonds of H-I color and Si1-Si2 clarity, i

65 round diamonds totaling 2 carats, high grade, 18K yellow gold, with appraisal of $9,650.00, 24.2 grams, 6 1/4" long.

with 6 round diamonds totaling .60 carat, high grade, 18k yellow gold, 15 grams, with appraisal of $4,650.00, size 10 1/4.