European Watch Clock and Jewellery Fair 1976 BF 341
Tissot presents a full range of quartz electronic wristwatches : top, with analog display (dial and hands); bottom, a solid-state model with liquid crystal display (LCD) featuring 5 functions plus a nightlight for the screen; left, also solid-state but with 6 function LED (light-emitting diode) readout. All three models have a 32,768 Hz quartz resonator. (TISSOT)