European Watch9 Clock and Jewellery Fair 1973 D 24
Watch manufacturers are increasingly turning to synthetic materials for watch cases and bracelets. This model, for example, has a case made of Noryl ; it is water-resistant to 5 atmospheres (50 metres under water). 17 jewels, centre second hand, day and date calendar. The bracelet is also made in a synthetic substance. An economical model. (CLARO “Sport Star”)