From the Cocktail Collection. The diffuse iridescence of mother-of-pearl, the soft, pale hue of amethyst and the richness of depth of lapis are displayed as a stunning single cabochon within a setting of diamonds and 18k white gold.;Amethyst and mother-of-pearl over lapis;Diamonds, 0.61 tcw;18k white gold;Signature synthetic ruby detail at back;Length, about 1";Width, about 0.6";French wire;Made in Italy