A gentleman's onyx ring.

TIFFANY & CO - a gentleman's onyx signet ring. The oval onyx panel, inset to the tapered band. Signed Tiffany & Co. Weight 12.7gms.

The 10 K yellow gold band inset with black onyx plaque centering a small single cut diamond. Size 8.5. Condition: good.

A gentleman's onyx and diamond dress ring. The rectangular-shape black onyx panel, with brilliant-cut diamond highlight, to the floral embossed shoulders and tapered band. Ring size Q. Weight 31.3gms.

A gentleman's onyx and diamond Masonic signet ring; a "white metal onyx and diamond ring containing one transitional cut round diamond weighing approximately .25ct of SI2 clarity and J color plate set

Gentleman's 14K yellow gold onyx ring contains an approx. 15.7mm x 11.7mm oval shaped smooth & textured design onyx stone in a gypsy mounting. Size 10, weighs 7.3 grams. Condition report: good conditi

Size 11 3/4.

A gentlemen's gold and onyx set oval signet ring, A gentlemen's gold and onyx set oval signet ring, possibly Swiss. The oval flat section onyx tablet, intaglio engraved with a coat of arms with a Duca

A gentleman's 9ct gold signet ring set with onyx. Ring size approx. X 1/2

Hamilton Rolex style 18 karat yellow gold, onyx and diamond gentlemen's ring. Ring Size: 8. Total Weight: 14 dwt.

14 Karat Gold Black Onyx Signet Men's Gentlemen's Ring With Letter "M" Hallmarked on Inside of Band: "585" Size 7.5 In Overall Good Condition Please look at Photos Closely Out of a New York City Estat

Gentleman's 14K yellow gold synthetic Alexandrite ring features an approx. 11.5mm x 9.7mm oval shaped faceted bezel set synthetic Alexandrite in a domed textured designed mount. Size 10, tests 14K and

A nice David Yurman sterling silver cable ring, suitable to gentleman's collection, featuring an approximately 10mm x 10mm cabochon onyx, with 14K yellow gold accent on each side of mounting. Band mea

Gentleman's 18K Yellow Gold Dinner Ring, with a carved cameo on a black onyx slab, H.- 3/4 in., W.- 9/16 in., size 11 1/2.

GOLD DRAGON OVER ONYX SHEILD. SIZE 5. 20 GRAMS

Two gentleman's 9ct gold signet rings. Each designed as an oval carnelian or onyx, with tapered shoulders and plain band. Hallmarks for Birmingham. Weight 10.7gms.

ONYX WITH DIAMOND. SIZE 9. 7 GRAMS.

Vintage style wide band with square center mount 1 diamond, initials to shoulder, wide band with onyx stone, 1 center diamond

Rare! Authentic Cartier 18k Rose Gold Diamond Carved Rubelite Amethyst Onyx Ring Rare! Authentic Cartier 18k Rose Gold Diamond Carved Rubelite Amethyst Onyx Ring Product Description About This Piece:

PANTHERE DE CARTIER 18K Yellow Gold Tsavorite Garnet Onyx Ring Size 8 Comes with C.O.A.! Condition: Like new.Brand: Cartier.Metal: 18k yellow gold.Ring size: 8.Gem stone: Onyx.Gem stone: Tsavorite gar

Panthere de Cartier Diamond Emerald and Onyx Ring in 18k White Gold Retail price: $22,200.00 Designer: Cartier Diamond: apx. 1.15 TCW Stones: Emeralds (eyes) and Black Onyx (nose)Metal: 18k White Gold

A Belle Époque diamond, platinum, and onyx ringcentering a bezel-set old European-cut diamond weighing approximately 1.00 carat, flanked by old European-cut diamonds weighing approximately 0.30 carat

Vintage, handmade designer ring set with diamonds and black onyx inlay. Top of the ring has (1) marquise shaped natural diamond, set east to west. Approx. weight 1.20ct (by measurement formula), Clari

Platinum Weight 8.5g Diamond Center Stone Approx. 0.52ct TW 0.85ct Coral Onyx Ring Size 7.5 Measurements 1"x0.8"

VAN CLEEF & ARPELS 18KT YELLOW GOLD, DIAMOND AND ONYX RING Approx. 4.78 total dwt. (No Reserve*) Central cluster of 18 brilliant-cut diamonds, approx. 0.53 carats total weight, flanked by polished bla