As if from a mythical storybook, this enchanting tanzanite and diamond ring by Arunashi will be a conversational piece with a story to tell. Glam up a pants suit work ensemble with this ring or add a bit of sparkle to a cocktail dress once you place it upon your finger. Measures ¾” x ¾” Size 7. 18K Black Gold. Tanzanite (15.68 CTW) Diamonds (1.13 CTW) Available in Black Gold.