Heuer. A stainless steel quartz digital display calendar chronograph bracelet watch
Model: ChronosplitReference: 100.703Date: Circa 1978Movement: Jewelled quartzDial: Dual LCD digital displays with matt black surroundCase: Brushed cushion form, snap on back, pushers at 2, 3, 4 and 9 for start/stop, display/date, reset/lap and cycle, small pusher for light at 7, quick set button at 10, No.331596Strap/Bracelet: Brushed linkBuckle/Clasp: Signed folding claspSigned: Case, dial & movementSize: 40mm