METAL: 18K white gold. GEMSTONES: 50 diamonds-approx. 1.00ctw, blue gemstone. MEASUREMENTS: ring size 5. Band is 8.8mm at widest point. MARKED: Made in Italy Bvlgari 750. WEIGHT: 5.9 grams. Comes with pouch.Gemstones have not been graded for color and clarity, and tested for clarity and color enhancement, unless stated otherwise.