The ring centers a round faceted amethyst, accented by round brilliant cut diamonds arranged in a geometric pattern. Diamonds weighing a total of approximately 0.70 carat Amethyst measures 21 mm in diameter Signed Bvlgari Italian registry mark 18 karat white gold Total weight 16.00 grams Size: 7.25 Center Diamond Weight: 0.00 Measurements: Size: 7.25 Metal Type: 18K White Gold Metal Weight: 15.8 gr. Signed: Bvlgari Condition: Excellent. Stock: RR9052