5.65ct Tanzanite & 1ct Old Cut Diamond Dress Ring – PlatinumProduct: Tanzanite & Diamond Dress Ring Material: Platinum Gemstones: 5. 65ct Tanzanite & 1. 00ct Old Cut Diamonds Diamond Cut: Round Brilliant Old Cut Ring Size: M Condition: Pre Owned This striking Tanzanite & Diamond Dress Ring is crafted in platinum and set with a vivid 5. 65ct tanzanite alongside 1. 00ct of sparkling old cut diamonds. The deep violet hue of the tanzanite contrasts beautifully with the antique charm of the old cut diamonds,