NATURAL OPAL Opal size is 4*6 mm. A beautifully white fire opal ring. This beautiful and feminine ring for her is set in sterling silver with halo micro CZ stones all the way around. This ring makes for a gorgeous alternate engagement ring, a promise ring or just an everyday pretty ring for yourself! This engagement ring is delicate and with nice presence on the finger. ABOUT BAND COLOR Silver (18K white gold plated sterling silver), Rose Gold (18K rose gold plated sterling silver) Gold (18K yel White Opal Dainty Birthstone Ring, White Dainty Opal Birthstone Ring, White Opal Ring With Round Cut For Gift, White Opal Crystal Ring For Gift, White Opal Birthstone Ring With Gemstone, White Opal Birthstone Promise Ring, White Round Cut Opal Ring Gift, White Crystal Birthstone Ring As Gift, White Crystal Birthstone Ring For Gift