Exclusive Summer Black Gemstone and Diamond Toi et Moi (You and Me Ring) This beautiful Natural Tanzanite and Spinel Ring with Baguette and Round Diamonds is a beautiful piece with generously sized intensely coloured natural stones. It tells of story of love and friendship. The ultimate ring for soulmates. This is an exclusive one of a kind Summer Black bespoke custom ring. This can be resized free of charge if required.