This vintage oval tanzanite ring weighs 3.5 grams. This tanzanite measures 6.9mm x 5.2mm x 2.5mm. This lovely violet with a hint of blue tanzanite, is centered in a ring of 8 baguette and 10 round diamonds. The four prong setting snugly holds the tanzanite into a 14KT white gold setting. Approximate Dimensions: Tanzanite. Color: Violet, with some blue tints. Shape: Oval. Size: 6.9mm x 5.2mm x 2.5mm, appx 0.60 ct tw. Surrounding Stones: Diamonds: 8 baguette diamonds ranging from 1.5mm x 1.2mm to 1.4mm to 2.2mm. 10 round diamonds: @ 1.8mm