3091. (25666536/3) Omega. A stainless steel automatic calendar bracelet watch Omega. Steel bracelet watch with date automatic movement Model: Seamaster 120 'Baby-Ploprof Reference: 166.0250 Date: Circa 1978 Movement: 17-jewel Cal.1010 automatic, No.41840339 Dial: Black, signed Case: Brushed and polished tonneau form, screw down back and crown, calibrated bi-directional bezel Strap/Bracelet: Fitted stainless steel Omega link, stamped 1162 Buckle/Clasp: Signed folding clasp Signed: Case, dial & movement Size: 38mm x 42mm