Blue Moon is a custom designed 18k Solid White Gold with Natural Deep Blue Tanzanite and Diamond ring that signifies the rarest of blue moons over the crystal clear tropical beach. Its so easy to get swept away looking into the deep mesmerising blue main stone and the elegance of straight lines of in the double baguettes. This is a one of a kind Summer Black exclusive luxury piece. We are proud to be able to offer such a stunning large rare stone. Tanzanite's this size and quality are few and far between so if its something you love make it yours.