Omega. A stainless steel manual wind single button chronograph wristwatch
Model: Chronostop
Reference: 146.009 / 146.010
Date: Circa 1970
Movement: 17-jewel Cal.920 manual wind, No.28848392
Dial: Slate grey, applied polished baton hour markers, white outer 1/5th second divisions, pointed white baton hands with luminous inserts, red centre chronograph hand
Case: Brushed and polished tonneau form, screw down back, winding crown at 4, chronograph button at 2
Strap/Bracelet: Black calf skin
Buckle/Clasp: Associated buckle
Signed: Case, dial & movement
Size: 35mm