A STAINLESS STEEL 'INGENIEUR' AUTOMATIC WRISTWATCH, BY INTERNATIONAL WATCH CO., SCHAFFHAUSEN

A STAINLESS STEEL 'INGENIEUR' AUTOMATIC WRISTWATCH, BY INTERNATIONAL WATCH CO., SCHAFFHAUSEN
The circular black dial with luminous baton markers and hands, sweep centre seconds, and date aperture, plain brushed steel bezel, automatic jewelled lever movement, in tonneau-shaped case with screw on back to International Watch Co. tapering bracelet and deployant clasp, circa 1980, case 41mm
Dial signed International Watch Co, Schaffhausen, Ingenieur SL, case no. 2222807