Seiko. A stainless steel automatic calendar chronograph bracelet watch
Model: Speed-Timer 'Tokei Zara'
Reference: 6138-0020
Date: Circa 1970
Movement: Jewelled automatic
Dial: Black, luminous baton hour markers, white outer 1/5th second markers, blue and grey subsidiary dials at 6 and 9 for 30 minute and 12 hour recording, day and date aperture at 3, white pointed baton hands with luminous inserts, yellow chronograph hand
Case: Brushed and polished tonneau form, screw down back, crown flanked by twin pushers, No.244076
Strap/Bracelet: Fitted steel link
Buckle/Clasp: Signed folding clasp
Signed: Case, dial & movement
Size: 40mm
Accompaniments: Seiko box