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What is a cabochon Opal?

1 Answer
What is a cabochon Opal?
A cabochon opal is an opal that’s cut in a dome shape. There are two types of opal: common and precious. The former is, as its name implies, not very rare. Precious opal, on the other hand, is more rare than diamonds and considered very high quality.
1stDibs ExpertAugust 17, 2021
Shop for Opal Cabochon Rings on 1stDibs
Vintage 18K Gold Opal Cabochon Ring
Located in Flushing, NY
Vintage 18K Gold Opal Cabochon Ring 750 Approximate Dimensions: 9.5 (Ring Size) 2.7 cm (Width) 3.5 cm (Length) 12.2 grams in weight. ** All dimensions listed above are approximat...
Category

20th Century Engagement Rings

Materials

Opal, Gold, 18k Gold

Vintage 14K White Gold Diamond Black Opal Cabochon Ring
Located in Flushing, NY
14K White Gold Diamond Black Opal Cabochon Ring Approximate Dimensions: 5.25 (Ring Size) 21.65 mm x 18.66 mm x (Opal) Approx. 0.96 carats (Diamond) 13.6 grams in weights. ** All di...
Category

20th Century Engagement Rings

Materials

White Diamond, Opal, Black Opal, Gold, 14k Gold, White Gold

Ethiopian Opal Cabochon Ring: Solid 14K Gold, Round 7.5mm - October Birthstone
Located in Columbus, OH
A 1-carat Ethiopian opal cabochon flashes with a full play of colour across this solid 14K yellow gold ring.
Category

21st Century and Contemporary Contemporary Wedding Rings

Materials

Opal, Gold, 14k Gold, Yellow Gold

14k Yellow Gold Bezel-Set Oval Opal Cabochon Ring - Size 6
Located in Scottsdale, AZ
Stone Measurements - 15.2mm x 12.75mm x 2.75mm Ring Size - 6 Total Weight - 4.64g
Category

Late 20th Century Contemporary Fashion Rings

Materials

Opal, Gold, 14k Gold, Yellow Gold

Vintage 1.80ct White Opal Cabochon Ring in 9k Yellow Gold, Circa 1950
Located in Jesmond, Newcastle Upon Tyne
This impressive cabochon opal ring in yellow gold is supplied with an IDGL gemstone grading report card.
Category

Vintage 1950s Band Rings

Materials

Opal, Yellow Gold

5.1Ct Ethiopian Opal Cabochon Ring with Natural Diamond Accents: Solid 14K Gold
Located in Columbus, OH
A joyful, one-of-a-kind ring, as no two opals are alike. "A fiery Ethiopian opal cabochon with diamonds in 14K gold."
Category

21st Century and Contemporary Modern Wedding Rings

Materials

Diamond, Opal, 14k Gold, Yellow Gold

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