One polished. stamped. and tested 18K white gold ring with a bright finish. The ring is mounted with: 1 genuine tanzanite center stone weighing approximately 13.24 carat. and 38 genuine round diamonds weighing approximately 0.60 carats. This item weighs 8.0 grams. condition is new, excellent workmanship. #MAIN GEMSTONE# Species: Natural Zoisite Variety: Tanzanite Shape: Oval Cutting Style: Brilliant Cut Crown, Modified Brilliant Cut Pavilion Measurements: 16.5 x 12.5mm Weight: 13.24 carat Color: Violetish Blue Cut Grade: Very Good Refractive Index: 1.691 - 1.700 DR Birefringence: 0.008 - 0.013 Hardness: 6.5 - 7 #ADJACENT GEMSTONES ON RING# Identity: Natural Diamond Shape: Round Cutting Style: Brilliant Cut Quantity: 38 Diamonds Measurements: 1.5 - 1.8mm Total Weight: 0.60 carats Clarity Grade: VS2-SI1 Color Grade: G-H Refractive Index: 2.418 Hardness: 10 TANZANITE WEIGHT: 13.24 ct TOTAL DIAMOND WEIGHT: 0.60 cts WEIGHT OF ITEM: 8.0 grams GOLD CONTENT: 18K White Gold Size: 6 1/4