METAL: 18K gold. GEMSTONES: diamonds, blue stone, pink stone. MEASUREMENTS: bird motif brooch is 60mm x 39mm at widest point. Sailfish brooch/pendant is 50mm x 33mm at widest point. MARKED: 18K. WEIGHT: 32 grams.Gemstones have not been graded for color and clarity, and tested for clarity and color enhancement, unless stated otherwise.