A magnificent Faberge gold, diamond and gemstone brooch, workmaster Alfred Thielemann, St. Petersburg, circa 1899-1904. The brooch formed as a four leaf clover, set with a central diamond with 4 large pear-shaped gemstones (tourmaline, garnet, pink topaz and citrine) framed by rose cut diamonds. Struck on the pin and hook with workmaster’s marks and 56 Russian standard gold (14k equivalent). Dimensions: 1 1/8 in. x 1 1 /4 in.