9ct gold, tourmaline and Clearstone Insect brooch, early 20th century, stamped 9ct verso, of bar form, set to the center with a gem set butterfly, further accented to the open wings with graduated semi-spherical seed pearls, the bar terminating with a round cut tourmaline stone, with safety chain and pin stamped 9ct, total weight 6.93gm, width 6 cm