Vintage Opal Ring Silver tone Ring Size 7.5 Main Stone: Mother of Pearl/Abalone Ring Size: 7.5 Main Stone Color: White Type: Ring Number of Diamonds: 1 Main Stone Shape: Cabochon Style: Cocktail Setting Style: Prong Material: Gemstone Number of Gemstones: 1 Shape: Oval Era: Undated Country of Origin: United States Unit Type: Unit #Bohemian #Feminine