Vintage 1930s/40s Large “SNAIL” Silver and Marcasite Brooch. Stamped

This fabulous antique Snail Brooch dates back to the art deco period and is made from silver and is studded with Marcasite that sparkles and catches the light. It has green crystals at the end of its antennae and has a secure pin and rollover catch and is stamped on the back.
Measures 6 cm wide x 3 cm and comes gift boxed in excellent vintage condition.