European Watch & Clock and Jewellery Fair 1974 BF 316
SGT, Société des Garde-Temps SA, the company that groups the Avia, Silvana, Titus, Sandoz, Invicta, Helvetia, Tell, Waltham and, more recently, the Elgin watch companies, introduce their new generation of quartz watches with liquid crystal time display (LCD), using the new “field effect” system with sharper contrasts for improved readability. (SGT , Société des Garde-Temps S.A. La Chaux-de-Fonds)