Platinum, Gold, Diamond and Black Onyx Dog Brooch

18K Gold, Diamond, Onyx, and Ruby Dog Brooch in the form of a terrier pave-set with full-cut diamonds in a black onyx sweater with a cabochon ruby eye; numbered 13202; 4.31 dwts.; lg. 1 1/4 in. Proven

An Art-Deco black onyx bow brooch ca 1930's. 14k white gold double pin back and frame. Diamonds set in platinum weighing approximately three carats total weight including center marquise cut diamond.

Antique black opal cameo set atop onyx set in platinum and 18kt white gold with diamonds. Width 1 3/8;; total weight 7.5 grams Condition: Two tight fissures in onyx at 12 and 6, perhaps intentional

DESCRIPTION: An Art Deco Pin Brooch comprised of an 18k yellow gold foundations, inlaid with black Onyx, a platinum setting inset with Diamonds and a final Ruby accent. Stamped along the "750" Total W

This adorable brooch is crafted from 18k yellow gold with a polished finish featuring a handmade turtle, featuring small assorted shape gemstones, turquoise, Mother of pearl and black onyx, all mounte

14k Yellow Gold Diamond and Black Onyx Stick Pin Brooch Out of a New York City Estate

14K yellow gold rectangular brooch by Erte featuring diamond studded snake wrapped around woman's body with diamond accents in the corners of the brooch, carved black onyx base, traditional pin back,

Ladies Art Deco Diamond, Black Onyx, Rock Crystal Quartz, Platinum, 14k Gold Wristwatch. DIAL: Round, white, stylized black Arabic numeral hour markers, black outer minutes track, blued diamond hands.

Russian Gold Black Onyx stone with diamonds brooch locket. Marked and Stamped. Comes in presentation box.Dimensions: Total length: 2" approx Total width: 2.5" approx length of suspension: 1.3" width o

Erte (Romain De Tirtoff, Russian/French, 1892-1990), Art Deco Letter B limited edition brooch, comprised of 14K yellow gold, diamonds and black onyx. Numbered 105/1000. Certificate of authenticity inc

Gold, Platinum, Blue Zircon, Diamond and Black Enamel Bar Pendant-Brooch 18 kt., 4 round blue zircon ap. 29.50 cts., 12 transitional and single-cut diamonds ap. .35 ct., c. 1915, minor enamel loss, ap

Art Deco Diamond, Emerald, Black Onyx and Platinum Brooch. Set in the center with an approx. .65 carat old European cut diamond, H-I color, VS2 clarity. Accented with approx. 3.50 carat TW old Europea

Pair of David Webb Amethyst, Black Onyx, Black Enamel, Diamond, Platinum, 18k Yellow Gold Earrings. Each featuring a carved amethyst drop within a carved black onyx drop measuring approximately 35 x 2

TURI Diamond, Black Onyx, Platinum, Gold Ring Stones: Full, straight and tapered baguette-cut diamonds weighing a total of approximately 3.00 carats; emerald-

White Gold, Black Onyx, Angel Skin Coral and Diamond Brooch Black onyx frame ap. 33.0 x 35.0 mm., small round diamonds, 2 small round cabochon angel skin coral, 12 navette-shaped angel skin coral, 18

Platinum and 18K Yellow gold bracelet. There is a two black onyx and Diamond motive connected with each other. Total carat weight of the Diamond is 1.5Ct. Length of the bracelet is 7â€. Hallmark: 1

14k White Gold & Platinum Gram Weight: 6.6 Art Deco Black Onyx & Diamond Ring Size: 6.5

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

(4) Piece lot of jewelry crosses includes (3) 14k Gold crosses and (1) Platinum cross with diamonds. (2) Matching Victorian crosses are black onyx set on engraved 14k gold pin-backed mounts (larger cr

Art Deco style black onyx, 14K gold, ruby & diamond brooch with applied carved opal fish and conch shell. Measures 1.75" x 1.13".

A pair of Tiffany & Co diamond and black onyx cufflinks set in platinum and 14K yellow gold. The four heads measure 18mm diameter and are each centered with one round brilliant cut diamond. Stamped Ti

This is a charming vintage yellow gold, diamonds and black enamel 3D leopard pin brooch. It is exquisitely crafted in solid 18k yellow gold with a fine polished textured finish. The leopard is posed i

Pendant in the form of cross measuring 80 mm x 53 mm (3 inch x 2 inch). Arms of cross are black onyx. 14k yellow gold caps in melon design on ends of cross. Platinum center section is set with 21 bril

18K Gold, Diamond, and Onyx Jabot Brooch the jabot brooch with two polished black onyx hearts measuring approx. 20.50 x 21.50 mm. and eight single-cut diamonds weighing approx. 0.25 tcw.; 10.37 dwts.;