Main Stone: 1 Marquise Buff Top Cut Genuine Black Onyx, 14 mm x 7 mm Sterling Silver; Contains 3.00 grams of Sterling Silver Measures: 20 mm wide x 16 mm long x 4 mm high; Shank Width: 1.5 mm wide Includes gift box and drawstring pouch PalmBeach Jewelry exclusive. The elegant profile of this unique ring lends a regal touch your wardrobe. The marquise-cut onyx stone sits just askew in an intricate bed of curved metal. 18K gold-plated or sterling silver with rhodium finish. - 8384_6