METAL: 14k Gold. GEMSTONES: Baguette diamonds approx. 30 stones. Tanzanite approx. 13 x 8.2mm. MEASUREMENTS: Ring size 7 1/4, ring top is 20mm at widest point. MARKED: 14K MAG. WEIGHT: 6.1 grams. Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancement, unless stated otherwise.