Tiffany & Co Diamond Ring. The diamond is colorless grade E and shines beautifully as it is VS1. Excellent. With no inclusions that are difficult to detect even with a loupe. This diamond ring is beautifully designed. As you can see in the picture. There is an engraving of 950M1 in a diamond shape on the left side of the Tiffany & Co engraving on the inside of the ring. The authorized Tiffany & Co. Store confirmed that this is a hallmark. Which is sometimes struck when the watch is distributed in Europe. Ring Weight: 0.30ct Color: E Clarity: VS1 Cut: EXCELLENT Polish: EXCELLENT Symmetry: VERYGOOD Material: Platinum 950 Weight: 3.6g Size: 6 (6 JP / US 3).5 Resizing: possible up to size 6.5-8.5 No resizing fee (Resizing takes 3-5 days.) Condition Polished Accessories: Tiffany & Co Case Tiffany & Co Certificate of Authenticity • Ring size listed will usually be international sizing. Unless otherwise stated. Please use the Ring Size Chart for conversion.