Black Onyx, Platinum and Diamond Pin

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

Platinum open circle pin featuring old European and round cut diamonds, weighing approx. 2.00 ctw, and French cut black onyx, milgrain edge, 18K safety catch, 1.25 in. diameter, 5.8 grams Provenance:

Platinum geometric bow pin featuring diamonds weighing approx. 3.00 ctw with an average color grade of G-H and an average clarity grade of VS, bead set with French cut black onyx channel set in design

Platinum Art Deco brooch with black onyx and diamond bow brooch, 2 in. L, 9 grams

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.

(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

Antique Brooch with Pair of Jadeite Carvings within Black Onyx Frames Old European cut diamonds and rubies set within platinum. The frame, pin, and catch are 18K white gold. L. 2 in. Provenance: The e

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

Boxed tuxedo set of (8) Art Deco hexagonal black onyx, diamond, platinum and 9 ct white gold pair cufflinks, 4 buttons and 2 shirt studs, all with round full-cut center diamonds, total wt. approx .60c

Art Deco Diamond, Black Onyx, Platinum Bracelet The bracelet features transitional-cut diamonds weighing a total of approximately 4.50 carats, enhanced by calibré-cut black onyx, set in platinu

A French Art Deco Platinum Diamond and Onyx Jabot Pin. Arrow terminals set in platinum with single cut diamonds and onyx. French Hallmarks. Approximate total weight. 7.3 grams. Dimensions: length: 3 5

Art Deco Style Platinum, Diamond, and Black Onyx Ringthe platinum navette shaped mount with milgrain detailing set to the center with three marquise cut diamonds weighing approximately .70 total carat

in classic Edwardian design, set with 30 round diamonds approx. 1.00 carats, tests platinum, stamped 'BS&F', 1.4in., 6.4gms.

Single cut diamonds. 3.9 dwts. (Missing one onyx).

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

Platinum case - 15mm excl crown x 32mm lug tip to lug tip. Adorned with approx. 0.70ctw old mine cut diamonds and faceted black onyx. . Band is platinum, clasp decorated with diamonds. Manual wind mov

TURI Diamond, Black Onyx, Platinum, Gold Jewelry Suite Stones: Full-cut diamonds weighing a total of approximately 11.55 carats; carved black onyx Metal: 18k

Art Deco Diamond, Black Onyx, Platinum Bracelet Stones: European and transitional-cut diamonds weighing a total of approximately 13.70 carats; carved black onyx Metal&col

Cartier Diamond, Black Onyx, Platinum Eternity Band, French Stones: Full-cut diamonds weighing a total of approximately 11.00 carats Metal: Platinum Marked:

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

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

Total approx. diamond weight of 4.2 cttw, approx. color of H, approx. clarity of VS2. Accompanied by a May 4th, 1999 appraisal stating this is, "Art Deco bracelet (circa 1925) Platinum, diamond, and o

PAIR OF PLATINUM, DIAMOND, CORAL AND ONYX EARRINGS Approx. 5.83 total dwt. (No Reserve*) Oval cabochon coral drops, approx. 8.0 x 11.0mm, within oval black onyx hoops, approx. 12.0 x 18.0mm. Set with

118 round diamonds totaling 2.50 carats, high grade, fancy cut black onyx around dial, mechanical movement, working, 22.5 grams, with appraisal of $12,000.00, 6 1/4" long.