Eye Catching iridescent fire opal sterling silver bezel in beautiful Azure Blue. These tiny bezel ring are both trendy and chic! Perfect gift for October birthday's or for everyday wear. Size: 5.5 mm Lab created opal .925 Sterling Silver bezel ring Each opal are unique and there's no two a like. Lab created opals are known for their durability and structural stability. Each piece reveals a beautiful iridescent play of colors.