METAL: 18K gold. GEMSTONES: diamonds, carved malachite, carved amethyst, carved mother of pearl, carved lapis, multi color stones. MEASUREMENTS: each brooch is approx.23 x 21mm at widest point. MARKED: Chaumet Paris OR750; 138090 1;138102 1; 138108 1; 138088. WEIGHT: 33.4 grams. Come with one box.Gemstones have not been graded for color and clarity, and tested for clarity and color enhancement, unless stated otherwise.