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Natural Black Opal Solitaire Ring for Women - October Birthstone Ring (1/4 CT), 14K White Gold, US 11.50 - Walmart.com
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1/4 CT Ethiopian Opal Solitaire Ring, Baguette Cut Ethiopian Opal Ring, East West Solitaire Ring, Baguette Cut Solitaire Ring, October Birthstone Ring, 14K White Gold, US 3.50 - Walmart.com
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Amazon.com: Ethiopian White Opal, 4 Carats, 14 x 10mm, Buff Top Faceted Bottom, October Birthstone : Clothing, Shoes & Jewelry
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55Carat Natural Opal Silver Ring for Men 4 Carat October Birthstone Size 4 ,5,6,7,8,9,10,11,12,13|Amazon.com
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