Style: Oval Metal: 14K Yellow Gold Stones: (1) 0.88Ct Oval Cabochon Opal (28) 0.43Ct Round Brilliant Cut Diamonds Total Carat Weight: 1.31 Setting: Prong Length: 18 Inches Center Dimension: 25.00mm X 19.00mm (Approximately 1 In X 3/4 In)