One polished, stamped, and tested 18K white gold ring with a bright finish. The ring is mounted with 4 genuine facetted tanzanite weighing approximately 8.99 carats, and 26 genuine round diamonds weighing approximately 0.31 carats. This item weighs 8.1 grams, condition is new, excellent workmanship. MAIN GEMSTONES Species: Zoisite Variety: Tanzanite Shape: Marquise / Pear Cutting Style: Modified Brilliant Cut Quantity: 4 Tanzanite Measurements: 12 x 6mm (2 marquise) 10 x 8mm (2 pear) Total Weight: 8.99 carats 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: 26 Diamonds Measurements: 1.2 - 1.8mm Total Weight: 0.31 carats Clarity Grade: VSI to SI1 Color Grade: G - H Refractive Index: 2.418 Hardness: 10 TOTAL TANZANITE WEIGHT: 8.99ctw TOTAL DIAMOND WEIGHT: 0.31ctw WEIGHT OF ITEM: 8.1 grams GOLD CONTENT: 18K White Gold Orianne 18K Tanzanite, Diamond 18356