1970's 18k YG & Black Australian Opal Ring

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

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

18KYG Black Opal and Diamond Ring size 11, bezel set oval cabochon black opal doublet approx. 13.0mm x 8.5mm, 10 prong set mixed sized round brilliant cut diamonds approx. .30cttw., stamped and tested

1970's 14Kt YG Australian Opal Ring. The ring is centrally set with a large oval cabochon cut jelly opal. It measures 20.00MM x 15.00MM and exhibits a fine peacock blue and green play-of-color. It is

A beautiful 14K Y/G ring, center a large Australian opal wt. approx. 10.0ct, accented by blue stones (possible tanzanite), wt. 9.7gm, size 7.5

An important 18K Y/G ring by Tiffany & co, center a rare deep orange fire opal wt. approx. 5.20ct, with VS/VVS clarity, accented by excellent quality small diamonds (VS, F/G), tdw approx. 1.0ct, wt.7.

Fine 14K Y/G black opal ring, opal wt. approx. 3.60ct, accented with 8 excellent quality brilliant cut diamonds, tdw approx. 0.50ct, wt. 18.1gm, size 8

Item: 18k Gold Australian Opal Ring Metal Purity: 18k Gold Gemstones: Australian Opal Carat Weights: 1.98 Size/Dimensions: Size: 6 US Additional Information: 1.98 ct Australian Crystal Opal from the M

14K Y/G ring, center a fine Australian fire opal, wt. approx. 1.20ct, wt. 6.3g, size 5.5

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

Men's 18K yellow gold ring with center bezel set ethiopian oval cabochon opal that weighs 12.39cts and has a yellowish orange color with orange and green color play. Bezel set on each side is a triang

1970's Platinum Black Opal & Diamond Ring. The ring is centrally set with a large oval cabochon cut black peacock opal. It exhibits a fine blue to green harlequin play of color. It weighs approx. 5.99

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

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

Fine 18K Y/G ring, center a black star sapphire, wt. 4.0gm, size 7.5

18K Y/G ring, center a black star sapphire, wt. 6.0gm, size 7.2

Stunning large exceptional quality black Australian opal and diamond ring. Crafted out of platinum. Features a large natural solid black opal cabochon with an explosion of colors ranging from green, b

Superb 18K yellow gold ladies ring having a massive 18.55 carat oval cabochon cut dark fiery opal surrounded by 5.85 carat total weight brilliant cut white diamonds in a double bezel pattern. Ring is

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

This is a vintage ladies ring made by the Fine Jewelers Guild (FJG). Rendered in fine 18K yellow gold, this biomorphic ring features a cluster of six Australian opal cabochons with striking red, green

Nice Australian black opals. Pair of ear rings, 1" stones. Silver chain with .75" charm..Date: Country (if not USA): State: City: Provenance:

DESCRIPTION: An Antique beaded necklace comprised of Australian black opal, graduating in size, alternating with 18k yellow gold spacers and closure. Approx. 326 carats CIRCA: Early-Mid 20th Century O

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

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.