Tanzanite, Diamond, White Gold Ring Stones: Cushion-shaped tanzanite weighing 21.86 carats; full-cut diamonds weighing a total of 1.65 carats Metal: 18k white gold Gross Weight: 12.70 grams Size: 7-1/2 (sizeable) GIA Report # 1379347300, dated January 21, 2021, stating Zoisite, Tanzanite, Bluish Violet color HID03101062020品相报告: Diamonds:Avg Color: G-H-IAvg Clarity: SIShape(s): FullCount: 26 - 50Colored Gems:Type(s): TanzaniteShape(s): CushionCount: 1 - 25Avg Quality: GoodCertified Gems: Gem: 1Lab: GIACertification #: 1379347300Carat: 21.86Shape: CushionType: Zoisite, TanzaniteMetals:GoldOverall Condition: GoodCondition Notes: Tanzanite has such a wonderful range of shades of purple. This lovely gem sort of hits right in the middle. It rests within a glittering diamond set frame. Marked 750 with indistinguishable marks, tests 18k. Stone weights are known. Metal shows some porosity on shank. The QR code on the GIA report lists Treatment as- Color origin cannot currently be determined. Heritage Auctions strongly encourages in-person inspection of items by the bidder. Statements by Heritage regarding the condition of objects are for guidance only And should Not be relied upon as statements of fact, And do Not constitute a representation, warranty, Or assumption of liability by Heritage. All lots offered are sold "As Is"