Custom 18k Gold / Black Opal Ring

18k Gold & Black Opal Ring, size 8, 2.6g, marked "18k". All credit cards will be manually verified prior to shipment.

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.28ctw, Black opal. MEASUREMENTS: Ring size 6.5, top is 28mm x 29mm. MARKED: Tayma, 750. WEIGHT: 13.8 grams.Gemstones have not been graded for color and c

Italian 18kt yellow gold ring, black opal triplet cabochon, approx 15.65 x 8.00 mm, in a hand-engraved modernist setting, approx size 7.25-7.5, 13.7 grams (inclusive of all materials) **Provenance: A

An 18k yellow gold, diamond and black opal ring, 48 total diamonds, black opal 12.7mm x 9.525mm with 4 prong setting; 15 grams total weight. Overall good condition. Ring size 8.

This is a 1970's 18k yellow gold and black Australian opal ring with a total of 6.60Cts.  The ring is centrally set with an oval cabochon cut opal that measures 17.80mm x 13.00mm x 4.99mm.  The opal

CUSTOM 18K GOLD BLACK STAR SAPPHIRE & 3/4CT DIAMOND RING 38770SHCS CUSTOM 18K GOLD BLACK STAR SAPPHIRE & 3/4CT DIAMOND RING 38770SHCS Description Custom 18k Gold Black Star Sapphire Sapphire & 3/4ct D

This is a stamped 18kt yellow gold chevron shaped custom fine opal and diamond ring. Set with five graduated marquis opal cabochons in a four rope design. Eight round diamonds measure approximately 0.

18K Gold Hand Forged Hughes Bosca Mexican Opal Ring. This custom made ring has a large Mexican Opal center stone with round cut citrines mounted to outside of the band. Signed on underside of ring. Th

This is an 18kt yellow gold black opal doublet ring. The approximate 12mm x 8mm oval opal doublet is in a lost wax cast nugget-style setting made of 18kt yellow gold. The ring is US size 6 and weighs

An 18k gold band with three inset round amethyst cabochons; An oval black opal doublet in substantial 14k gold square head. Size 6. 11.1 dwt.

mounted in 18K gold, size 7

Two pair of opal earrings, together with an opal and diamond ring. The largest earring pair composed of 18K yellow gold set with oval black opals of approximately .70 carats each. Overall earring meas

Comprises: 1.) 18k yellow gold etched nugget-form ring. 4.3 dwt. 2.) 14k white gold ring with mounted black opal doublet with 8 round faceted diamond accents. 8 diamonds, .04 ct each for an estimated

18K yellow gold ring featuring an amoeba shaped black opal measuring approx. 18 x 7 mm, bezel set, sz 7, 15.1 grams

An oval black opal with board blue/green color play, 12.10 x 9.20 mm, set horizontally in RBC diamond pave gallery, hoop, 1.65 cts. TW. 18k. Size 4 1/2. 4.0 dwt.

With a faceted cushion cut black onyx central stone, set with (18) diamond melee accent stones. Size: 7. 7.5tw.

Amazing women's estate ring custom made of 14k yellow gold featuring two oval cut black opals (the smaller of the two appears to be a doublet) and accented with 6 round cut diamonds approx. 0.60tcw. M

Vintage Black Opal and 18 Karat Yellow Gold Ring. Opal with good play of color. Stamped 18K. Ring size 6-1/2. Approx. weight: 3.9 dwt. Condition: Very good vintage condition. For additional informatio

18k Yellow & White Gold Diamond Ring. Has 14 round diamonds. This was custom made. Diamonds weight is 2.25ct total weight. Diamonds are D-F in color, VS in clarity. Black Rhodium Finish Top.Ring Size:

Metal: 18k Yellow Gold Measurements: Chain Length: 15.75" Weight: 6.4g Stones: Black Opal - 5.5mm x 23mm Orange Spessartite Garnet - 9.5mm x 5mm x 3mm Estimated Weight 0.89ct Pendant Size: 8mm x 36mm

METAL: 18k gold. MEASUREMENTS: ring size - 6 1/2, ring top is 30mm x 15mm. GEMSTONES: opal. MARKED: Burle Marx, 750, Brasil. WEIGHT: 7.3 grams.Gemstones have not been graded for color and clarity ,and

Gross weight is 4.5dwt. They measure approx. 1" long total, each end measures approx. 9/16" x 7/16". One opal has some abrasions, all could use a buffing to bring out shine.

Art Nouveau ring with opal. Features a floral form with oval 13mm x 10mm bezel set cabochon. Marked 14k Potter Mellen. Weighs 10 grams. Measures 20mm wide. Size 6. Good overall condition with minor we

Antique 14k gold ring with black opal (15.6mm x 9mm). Ring size - 5. Ring top - 17mm x 10mm. Marked: 14k. Weight - 3.7 grams.