A Vintage Diamond & Black Onyx Circle Pin in Platinum

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:

Vintage Diamond Circle PinPlatinum pin with 2.48cttw diamonds. Color G-Clarity VS2. Diameter 1 1/4 inches (pin)From the Estate of Roberta Folonie Schuetz

This is an elegant vintage circle brooch pin rendered in fine platinum. The Art Deco pin is studded with 3.5tcw Old European and Old Mine cut diamonds of VS clarity and GH color. It is 1 3/8" diameter

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

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

Title: Vintage Tiffany & Co. 3ctw Fine Diamond 0.75ctw Natural Ruby Platinum Art Deco Circle Pin Brooch Description: Signed Tiffany & Co. platinum circle pin featuring approx. 3.0ctw of the fieriest

1st-4th items: Four 14k vintage rings with diamonds (.03-.15 ct) and/or black onyx. Sizes: 5-6, 11.4 grams. 5th-7th items: 3 14k collar pins with diamonds and/or colored stones, 2-1/4"-2-1/2" L. 9.6 g

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

(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

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

The lot consists of a 10K white gold lady's ring set with black onyx and a small diamond and a cameo bracelet & matching earrings, a pin set with a carnelian and cameo pin with a broken clasp. All in

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.

This is a lovely pair of vintage earring. They are crafted from 18k yellow gold featuring one earrings with a carved lilly flower from frosted crystal and the other in polished black onyx, the stem of

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

This is an interesting men's ring, it has two side and can be worn with a different color, blue or black, from 18k white gold with a brush textured finish. The top is a long rectangular shape with a c

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

Sterling Silver | Black Onyx | Vintage Black Onyx Hair Pin | Navajo Native American Southwest Indian Jewelry | Approximate Weight: 13 Grams | Dimensions: Hair pin: .5" x 6.25" | Signed: NAS

Sterling Silver | Genuine Black Onyx | Vintage Black Onyx Swan Pin | Navajo Native American Southwest Indian Jewelry | Weight:12.8 Grams, | Dimensions: Pin: 2" x 2" |

Sterling Silver | Black Onyx | Vintage Black Onyx Fan Pin | Navajo Native American Southwest Indian Jewelry | Weight:8.3 Grams, | Dimensions: Pin: 1.5" x 1.75" | Signed: JC (navajo)

David Yurman Sterling Silver Vintage Chatelaine Diamond & Black Onyx Ring ||| Weight: 10 GramsChatelaine Diamond & Black Onyx Ring: Sterling Silver / 5.5 ring, 14mm x 14mm stone

Sterling Silver | Genuine Black Onyx | Vintage Long Oval Black Onyx Pin | Navajo Native American Southwest Indian Jewelry | Approximate Weight: 11 Grams, | Dimensions: Pin: 1.75" x .75" |

A vintage 14K yellow gold signet ring. A polished black onyx stone is set in the center of the piece and encompassed with diamonds. Marked 14K on the inside. Weight: 7 grams. Luxury Statement Jewelry

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