METAL: 18K yellow gold. GEMSTONES: diamonds-approx. 1.80-2.00ctw, emerald. MEASUREMENTS: necklace is 21.5" long x 27mm wide. Each lion head motifs 45 x 40mm at widest point. Earrings are 36 x 30mm at widest point. Bracelet is 7" long x 27mm at widest point. MARKED: 18K. WEIGHT: 480 grams.Gemstones have not been graded for color and clarity, and tested for clarity and color enhancement, unless stated otherwise.