One electronically tested platinum ladies cast opal and diamond ring with a bright polish finish. The featured opal is set between mirroring diamond ribbon accents supported by a filigree lattice under gallery and tapering lattice shoulders, completed by a two millimeter wide band. Identified with markings of 'Pt900'. Condition is good. Containing: One semi crystal opal that is cut in a oval shaped cabochon and is prong set, measuring 18.30 mm long x 13.40 mm wide, and 5.40 mm thick and the approximate weight is 8.26 carats. The opal has a bright, multicolor play of color (fire) in a broad flashfire pattern; a medium dome; a good cut; no inclusions; slight variation in base in its brightness and pattern; and is slightly directional. Graded in the setting. Eight prong set round brilliant cut diamonds, measuring 1.90 - 1.70 x 1.08mm (depth est.) approximate total weight of 8 Stones = 0.20ct. Graded in the setting. Clarity SI-1 to I-1. Color: G - I. Total Weight of Diamonds 0.20ct.. Total Weight of Opals 8.26ct.. Total Weight of Ring 8.78gm. AIG Appraised at $4,595.00.