1960s Tourmaline & Diamond Cocktail Ring in Platinum

1960s tourmaline and diamond cocktail ring in platinum. Set with an estimated 15.00ct octagonal fancy cut tourmaline in a four claw setting, flanked to either side with eight round brilliant cut diamonds in four claw settings, to an impressive flanked solitaire design with curve claws, structured open gallery and curling diamond set shoulders which terminate to a five strand domed shank.