A very striking Art Deco silver and turquoise bow brooch by the celebrated designer Theodore Fahrner. His firm was based in Pforzheim in the Black Forrest, Germany. which is world-famous for its jewelry and watch-making industry. Fahrner started his business in the Edwardian period and built it up to become a major player in the modern designer jewellery scene. He used cutting edge designers. His jewellery was retailed by good outlets such as Murrle Bennett in Regent Street, London. There are often two marks on pieces. The MB & co mark and the TF mark. This example is silver set with marquesite and turquoise.