Gentleman's Onyx and Diamond Ring

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

Size 11 3/4.

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

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

ONYX WITH DIAMOND. SIZE 9. 7 GRAMS.

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

Platinum Weight 5.1g Coral Onyx Center Diamond Approx. 0.50ct Vs1-H TW 0.74ct  Ring Size 7.75 Measurements 0.63”x0.79”

This is a certified and appraised 18 karat white gold, genuine tanzanite, polished black onyx, and natural diamond ring.  The 6.73 carat cushion-cut tanzanite is nestled in a halo of .86 carats r

Art Deco Platinum  Weight 8.82g Onyx Euro Cut Diamonds Approx. 1.20ct VS1-H Rose Cut Diamond Approx. 0.2ct TW 1.40ct Ring Size 7.5 Measurements 0.45”x0.84”

French Art Deco Platinum Weight 5.82g Onyx Diamond Ring Size 7 Measurement 0.91”x0.74”

Platinum Weight 4.07g Coral Onyx Diamond Approx. 0.25ct Ring Size 7.5 Measurements 0.62”x0.78”

Platinum Weight 5g Aqua Onyx Diamond Approx. 0.25ct Ring Size 6 Measurements 0.57”x0.71”

METAL: 18k gold. MEASUREMENTS: ring size - 5 1/2, ring top is 24mm x 24mm. GEMSTONES: opal - 11.8mm x 11mm, onyx. diamonds - approx. 1.00-1.10ctw (one diamond is missing). TESTED: 18k. WEIGHT: 20 gram

14K Y/G gentleman's ring, center a fine quality brilliant cut diamond wt. approx. 0.78ct (SI, I/J), wt. 11.8gm, size 12

An 18K yellow gold ring with a center cut emerald (1.47 carats) accented by black onyx and 8 single cut diamonds. It is a size 6 and weighs 3.7 g

Platinum Weight 6g Onyx Diamond  Approx. 81ct Ring Size 7 Measurements 0.9”x0.9”

14Kt Yellow Gold Black Onyx & Diamond Ring. Ring has Black Onyx Gemstone with one Diamond. Ring size: 10.50. Total weight: 9.70 Grams. Diamond weight approx 0.50ct.

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

14Kt Yellow Gold Onyx / Diamond Ring. Ring has a rectangle Onyx set with a central Diamond. Onyx length: 15.00x13.00mm. Ring size: 9.50. Total weight: 13.19 Grams.

DAVID YURMAN AWESOME NARROW SCULPTED RING SIZE 6; MADE OF SOLID .925 STERLING SILVER With Sculpted Black Onyx & White Diamonds (0.148 CTW); 26 mm Tall x 23 mm Wide x 17 mm Deep; ORIGINAL BOX, POUCH &

Gentleman's Diamond Ring 14k yellow gold, the ring mounted with a round brilliant-cut diamond weighing approximately 0.76 carats, approximate color F and clarity VS1. size 9-1/2, total weight 9.0 gram

A flower motif with onyx petals and a 0.75 carat center bezel set round brilliant cut diamond. Clarity VS1, Color J-K. Gold beads are placed between the onyx petals and one is missing. Ring size 7 and

Greek Iconic Ring.Natural Jet Black Onyx, Sapphire Diamonds ring..15ct Natural Cabochon Blue Sapphire..30ct. Diamonds G-color Vs-2 clarity.Gorgeous Carved German Onyx Inlay 18kt. yellow gold 5.7 grams