Brooch with tourmaline, german approx. 1950s , silver, fine silver smith work by Richter von Berchem/Saarbrücken-Kreuznach, centered applied and engraved leaves decor, oval tourmaline cabochon, edge with leaves decor, pure hand-made, absolute collectable, sign., ref. D.W.B., diam. approx. 4.5 cm