Glycine “Vacuum-High Frequency”

Swiss Watch Fair 1971 BF 220
A man’ s watch with ultramodern design. High-frequency automatic movement (28,800 v,p.h.), extra Compressor-type shock-protection system, Vacuum-type air-free case for perfect water-resistance and no risk of condensation. This combination of technical features is unique. (GLYCINE “Vacuum-High Frequency”)