Model: SkipperReference: 15640Date: Circa 1970Movement: 17-jewel Cal.15 automaticDial: Second execution black, luminous filled applied white baton hour markers, white outer 1/5th second divisions, subsidiary dials at 3 and 10 for seconds and red, blue and white 15 minute recording, date aperture at 6, white pointed baton hands with luminous inserts, white centre chronograph handCase: Brushed and polished tonneau form, screw down back, signed crown at 9, twin pushers at 2 and 4, bi-directional bezel with calibrated black insert, No.376007Strap/Bracelet: Brushed stainless steel linkBuckle/Clasp: Signed folding claspSigned: Case, dial & movement Size: 42mm