An Ethiopian opal and diamond ring, claw set oval shaped cabochon opal, approximately 12 x 10mm,

Opal, Diamond, White Gold Ring. Centering one oval shaped opal cabochon measuring approximately 11 x 8.3 mm, surrounded by fourteen full-cut diamonds weighing a total of approximately 1.00 cttw., set

Centering an oval-cut opal cabochon measuring approximately 12.0 x 10.0 mm, accented by twenty-six full-cut and eighteen baguette-cut diamonds weighing a total of approximately 0.57 cttw., set in a 14

Opal, diamond, and 14k yellow gold ring, centering an oval cabochon 12 x 10mm opal weighing 3.22ct, set in a yellow gold frame with diamond lit shoulders, having .13ctw of round brilliant cut diamonds

Opal, 14k Yellow Gold Necklace. Featuring one oval shaped opal cabochon measuring approximately 12.3 x 9.8 mm, accented by two full-cut diamonds weighing a total of approximately 0.02 cttw., set in a

Opal, 18k Yellow Gold Ring. Featuring one oval shaped opal cabochon measuring approximately 7.5 x 6.3 mm, surrounded by twelve full-cut diamonds weighing a total of approximately 0.10 cttw., set in an

YELLOW GOLD, OPAL AND DIAMOND RING Containing one oval cabochon opal measuring approximately 12.00 x 8.40 mm and 10 round brilliant cut diamonds weighing approximately 0.15 carat total. Ring size 6. S

A 14 Karat White Gold, Opal and Diamond Ring, containing one oval cabochon cut opal measuring approximately 12.12 x 10.18 x 4.42 mm and four round single cut diamonds. Stamp: 14K (maker's mark). 3.00

A Platinum, Opal and Diamond Ring, consisting of one oval cabochon cut opal measuring approximately 12.80 x 10.45 x 4.00 mm and 15 round brilliant cut diamonds weighing approximately 1.50 carats total

A Bicolor Gold, Opal and Diamond Ring, containing one oval cabochon cut opal measuring approximately 15.40 x 12.25 mm and 12 round brilliant cut diamond weighing approximately 0.96 carat total. 9.30 d

A 14 Karat Yellow Gold, Opal and Diamond Ring, containing one oval cabochon cut opal measuring approximately 17.93 x 12.44 mm, eight round cabochon cut opals measuring approximately 2.78-2.97 mm in di

OPAL AND DIAMOND RING/PENDANT Containing one oval cabochon cut opal measuring approximately 19.26 x 12.00 mm and six round brilliant cut diamonds weighing approximately 0.45 carat total, with removabl

Opal, Diamond, 18k Yellow Gold Ring. Featuring one oval shaped opal cabochon measuring approximately 11 x 8.9 mm, accented by forty-six round-cut diamonds weighing a total of approximately 0.15 cttw.,

Opal, Diamond, 18k Yellow Gold Ring. Featuring one oval shaped opal cabochon measuring approximately 23.2 x 14.1 mm, accented by twelve full-cut diamonds weighing a total of approximately 0.65 cttw.,

Opal, Diamond, Blackened Sterling Silver Ring. Featuring one oval shaped opal cabochon measuring approximately 9.7 x 7.7 mm, surrounded by tapered baguette-cut diamonds weighing a total of approximate

Opal, Diamond, 18k Yellow Gold Ring. Featuring one oval shaped opal cabochon measuring approximately 18.15 x 13.1 mm, accented by four full-cut and six baguette-cut diamonds weighing a total of approx

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

One ladies opal doublet ring stamped 18kt yellow and white gold weighing 8.5 grams. Bezel set with 1 oval opal doublet measuring approximately 12.75mm x 9.50mm x 3.45mm, also set with 4 old mine cut d

A single stone black opal ring, A single stone black opal ring, an oval cabochon opal, approximately 9.00mm x 13.00mm, claw set to a plain collet, to trifurcated shoulders, and a plain shank. Tested a

Designed as a central oval cabochon opal (12.3 x 7.7 mm) in a border of rose cut diamonds set in 14k gold; size 3-1/2, 3.7g

Art Deco Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measu

Opal, Diamond, 14k Yellow Gold Ring. Featuring one oval shaped opal cabochon weighing approximately 5.15 cts., surrounded by full-cut diamonds weighing a total of approximately 0.55 cttw., set in a 14

Opal, diamond and platinum ring Centering (1) oval opal cabochon, measuring approximately 19 X 13 mm, flanked by (4) full-cut diamonds, weighing a total of approximately 0.10 ct., set in a platinum mo

Opal, Diamond, Platinum Ring The ring features an oval-shaped opal cabochon measuring 19.4

Opal, Diamond, 14k White Gold Ring. Centering one oval opal cabochon measuring approximately 15 x 11.9 mm, surrounded by thirty full-cut diamonds weighing a total of approximately 0.50 cttw., set in a