18kt. Opal Ring

oval opal cabochon approx. 16.8 x 15mm, stamped "18CI", tested 18kt. white gold, size 7-1/2, 8.0 grams Provenance: Estate of Joan C. Huntley

18kt yellow gold, oval cut opal ring, "Lightning ridge like" measuring approx. 17.25 x 13 x 4.7 mm. with fine blue and green play of color, weighing approx. 5.90 cts., 9.5 grams. note: opal has light

center marquise shaped opal cabochon approx. 18 x 8mm, 22 single cut diamonds estimated total weight 0.55ct., stamped "18KT, LaTriomphe" and with maker's mark, yellow gold, size 7, 15.4 grams , Proven

18kt Yellow Gold Opal Ring signed "Jung" Size 7.5 weighing ~18.3 grams and 5 carats. THIS ITEM IS LOCATED AND SHIPPING FROM DELRAY, FL.

Featuring- (5) rosette diamonds. Size- 6 Weight- 14 grams In-house shipping available within continental U.S. for $15 plus insurance.

Ladies 18kt white gold opal ring featuring a prong set oval cabochon cut opal measuring 16x7mm and displaying orange fire. Finger size 5. Weight 2.5 grams.

Includes an 18kt yellow gold and green cabochon ring, size - 5 1/4; an 18kt gold and opal ring, size - 5 1/4; a 14kt gold, ruby, and sapphire ring, size - 5; and a 14kt gold and tanzanite? ring, size

This is a 1970's 18Kt YG 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 exhibit

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

Men's 18kt yellow gold ring displaying a central oval cut opal with a surround of (24) single cut diamonds. Opal measures approx. 13.5mm x 9.5mm. Stamped, "18K". Total approx. weight of the ring is 21

Ladies 18kt tested yellow gold opal, diamond and sapphire estate cocktail ring, comprising: (1) prong set oval cabochon opal, approx. 20.25mm x 13.78mm, approx. 7.85ct; surrounded by (10) round cut di

18Kt Yellow Gold Opal Diamond Ring. Ring has Opal Stone on the center With 16 Diamonds. Opal weight: 2.45ct. Diamonds weight: 0.20ctw. Ring size: 8.00. Total weight: 3.49 Grams. GB-E8RJF

Steele And Dolphin, 18kt Yellow Gold, Opal & Ruby Ring, Ca. 1960, 4.7g Size: 7.75 | Three cabochon opals. Scroll work in setting. Four accent rubies. Made by Steele and Dolphin, Birmingham, England. I

Ladies' vintage 18 karat yellow gold Casbah cocktail ring, set to the center with large marquise cut opal stone, encircled by approx. seventeen round brilliant cut diamonds and seventeen round opal ac

Ladies 18Kt Yellow Gold Opal / Diamond Ring. Ring has one Opal Stone on the center with 6 Diamonds. Ring size: 7.25. Total weight: 5.14 Grams.

Ladies 18Kt Yellow Gold Opal / Diamond Ring. Ring has one Opal Stone on the center with 6 Diamonds. Ring size: 7.25. Total weight: 5.14 Grams.

18Kt Yellow Gold Opal Diamond Ring. Ring has Opal Stone on the center With 16 Diamonds. Opal weight: 2.45ct. Diamonds weight: 0.20ctw. Ring size: 8.00. Total weight: 3.49 Grams. GB-E8RJF

Estate 18kt Gold Diamond & Opal Ladies Ring. Hallmarked interior. Cabochon cut opal with halo of white diamonds. Weighs approximately 4.2 grams inclusive. Size 5

Stone: Opal Color: white Carat Total Weight:2.67ct Main Stone size:9.8*12.1mm Shape: Oval Clarity: Transparent Cut:Brilliant weight:2.55gr Ring size:6.75US(Free resizing) Secondary Stone:Diamond Seco

VINTAGE 18KT YELLOW GOLD AND OPAL RING ~ SIZE 7.75 TAPERED CONCAVE SHANK WITH BRUSHED FINISH, BEZEL SET, LIGHT TRIPLET/DOUBLET OPAL CENTER STONE WITH STRONG RED, BLUE AND GREEN PINFIRE SURROUNDED BY R

18kt yellow gold, sapphire, opal. Size: 8. Weight: 3.4 g. 18kt yellow gold ring with sapphire and opal design. Three prominent opals are the center of the ring. Marked 18k to band.

18kt. WHITE-GOLD OPAL/DIAMOND RING - (JC/K2QMR) - 9 GRAMS

FINE ART DECO 18KT YELLOW GOLD/OPAL/DIAMOND RING, C. 1900, W. 6.1 DWT, SIZE 6

An opal ring stamped 18kt. yellow & white gold, weighing 6.6 grams, wet with one oval opal 18.49mm x 9.49mm, and 19 S/C diamonds weighing approximately 0.02ct. each (opal was back filled with epoxy wh