12.78ct Tanzanite and 2.12ctw Diamond Platinum Ring (GIA CERTIFIED) size 7 1/2 with Appraisal RN034252

One polished. stamped, and tested platinum ring marked Oscar Friedman. The ring is mounted with: 1 genuine GIA certified tanzanite center stone weighing 12.78 carats. and 194 genuine round diamonds weighing approximately 2.12 carats. This item weighs 16.3 grams condition is new, excellent workmanship. #MAIN GEMSTONE# GIA Report No.: 6224427254; Species: Zoisite; Variety: Tanzanite; Shape: Oval; Cutting Style: Brilliant Cut Crown, Modified Brilliant Cut Pavilion; Measurements: 17.46 x 12.97 x 7.67mm; Weight: 12.78 carats; Color: Bluish Violet; Transparency: Transparent; 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: 194 Diamonds; Measurements: 1.0 - 2.2mm; Total Weight: 2.12 carats; Clarity Grade: VS2-SI1; Color Grade: F-G; Refractive Index: 2.417; Hardness: 10; TANZANITE WEIGHT: 12.78 ct; TOTAL DIAMOND WEIGHT: 2.12 cts; WEIGHT OF ITEM: 16.3 grams; METAL: Platinum #Size: 7 1/2 “ALL SALES FINAL ON JEWELRY, NO REFUNDS, RETURNS OR EXCHANGES”