Foire de Bâle 1991 Mécaniques I FEHB 1991 BF 225 — 305441
European Watch Clock and Jewellery Fair 1991 BF 225 The famed "Cricket Nautical" diving watch is back : it is the only wristwatch with mechanical movement, alarm device and internal rotating bezel actioned by a disconnectable crown that is water-resistant down to 200 m. A safety lock prevents any involuntary stop or jam of the alarm, which itself sounds against a triple case back fitted with an acoustic membrane. All-steel case or steel with 18K gold bezel. Sharkskin strap or steel bracelet with safety clasp. Registered model. (REVUE THOMMEN "Cricket Nautical")