A striking and unusual violet silver spinel and diamond ring, 18ct white gold, made as an oval cluster ring with pink sapphire and diamond set shoulder detail, the central oval cut spinel of known weight 3.72ct accompanied by Grs certification, pale violet silver in colour, claw set within a frame of brilliant cut diamonds, stepping out to open half moon shoulders of pink sapphires and diamonds, merging to a diamond set band tapering to reverse. Grs authenticity certificate Available.