This is a beautiful authentic cocktail ring from David Yurman, it is crafted from sterling silver featuring a tapered triple cable band with a faceted cut oval blue topaz at the front of the ring accented with 5 round cut diamonds on each side of the gemstone. It is signed D.Y 925Material: sterling silverDiamonds: 10 points Color:H Clarity: VS1Gemstones: blue topaz (10mm long x 8mm wide)Measurements: top: 11.2mm across x 9.7mm wideRing Size: 7.75Weight: 6 grams