Foire de Bâle 1968 Photos à plat 36 à 65, Stock Foire de Bâle 1968 BF 038 — 305572
Swiss Watch Fair 1968 BF 38 "Technical" and sports watch, waterproof to a depth of 200 meters (660 feet), The black dial has a tachymeter scale. A turning bezel serves as memory aid and as underwater diving time calculator. Winding crown placed at 4 o'clock. Automatic movement. (WYLER "Tri Sport")