7.14 Carat Australian Black Opal and Diamond Cocktail Ring

This beautiful ring features a 4.07 carat oval lightening ridge black opal displaying a phenomenal red, orange, yellow, blue, green play of color. The ring is set in 18 karat white ...

This cocktail ring features a 14.10 carat heated blue double Cabochon sapphire surrounded by 1.46 carat total weight of diamonds in a coral re...

This stunning Fine Black Opal diamond ring is crafted in solid platinum, weighing 14.1 grams and measureing18mm x 9mm high, GIA Certified. Showcasing a prominent four-prong set cosmic genuine black opal weighing approximately 12.26 carats. Complimented On the sides with round cut diamond and pave set round cut diamonds collectively...

A stunning antique 1930s 3.83 Ct black opal and 1.15 Ct diamond, platinum cocktail ring; part of our diverse antique jewelry and estate jewelry collections. This stunning, fine and impressive black opal ring with diamond has been crafted in platinum. The pierced decorated, signet style design is ornamented with a feature 3.83Ct black opal panel, bezel set to the center of the design. The opal is flanked on either side by a total of four bezel set baguette cut diamonds. A further fifty pavé set diamonds in a combination of transitional modern brilliant round cuts and eight-cuts embellish the design. The flared, trifurcated ring shoulders integrate with the main setting and amalgamate to form the plain, substantial ring shank. This stunning antique black opal ring...