Bidspirit auction | A Platinum Opal and Diamond

A Platinum Opal and Diamond Halo Cocktail Ring, size 6.25 - Platinum cocktail ring featuring a central oval cabochon-cut opal measuring 0.928 carats. The opal displays a play-of-color with flashes of red, orange, green, and blue, and is secured by four prongs within a sunburst-style halo of 16 round brilliant-cut diamonds totaling 0.48 carats. The mounting features a split-shoulder design and a polished band. The inner band is stamped with the characters 0.928, 0.48, and Pt900, alongside a series of characters reading CC3345. Size 6.25. 6.3 grams