Platinum ring consisting of 1 oval cut black opal weighing carats measuring approximately x 18 mm and flanked on each side by a cluster design of 10 marquise and 6 round cut diamonds having a total weight of carats.
BLACK OPAL AND DIAMOND RING Centring on a cabochon black opal weighing approximately carats, surrounded by brilliant-cut and tapered baguette diamonds together weighing approximately carats, mounted in platinum.
18 KARAT BLACKENED GOLD AND DIAMOND BANGLE-BRACELET Of floral design set with round near colorless diamonds weighing approximately carats, accented by round diamonds of black hue weighing approximately carats, internal circumference 634 inches.
Opal, Diamond, Platinum Ring-Dant The ring features an opal tablet measuring x mm, encircled by full-cut diamonds weighing a total of approximately carats, set in platinum. The top of the ring may be removed and worn as a pendant.
View this item and discover similar cocktail rings for sale at - Blackridge is a show stopping modern platinum ring centering a beautiful black opal gauged at x The oval opal displays a nice even combination
AN ART DECO BLACK OPAL AND DIAMOND BROOCH - Centering upon a bezel-set oval-shaped black opal, extending pierced single-cut diamond arched panels, with baguette-cut diamond geometric detail, mounted in platinum, circa 1925