Questions & Answers
Our trusted network of 1stDibs sellers answer common questions
What is a cabochon Opal?
1 Answer
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
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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
7.7Ct Ethiopian Opal Cabochon Ring in Solid 14K Gold, Oval 18x13.7mm
Located in Columbus, OH
A joyful, one-of-a-kind statement ring.
"A fiery Ethiopian opal cabochon in 14K gold."
Category
21st Century and Contemporary Modern 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
2.1Ct Boulder Opal Cabochon Ring with Natural Diamond Accents: Solid 14K Gold
Located in Columbus, OH
A solid natural boulder opal cabochon flashes with vivid play of color in a freeform oval at the centre of this solid 14K rose gold ring, framed by eighteen earth-mined diamonds. bou...
Category
21st Century and Contemporary Modern Wedding Rings
Materials
Diamond, Opal, Gold, 14k Gold, Rose Gold
