Unusual Custom-Made Eighteen-Karat Yellow/White Gold and Multicolored Stone Brooch, mounted with a cushion-cut and pear-cut amethyst, with an approximate total weight of 16.03 carats, nestled in a heavily encrusted mounting with stylized flowers mounted with multicolored gemstones, including tsavorite garnets, garnets, pink sapphires, amethysts, blue topazes, blue sapphires, yellow sapphires and citrines, with an approximate total stone weight of 6.80 carats, and twenty-eight round brilliant-cut diamonds, with an approximate total weight of 0.23 carats, size 2" x 3-1/4", 42.0 grams total weight.