Orfina Porsche Design. A black PVD coated stainless steel automatic calendar chronograph wristwatch
Date: Circa 1970
Movement: 17-jewel Valjoux Cal.7750 automatic, unadjusted
Dial: Black, luminous baton hour markers, white outer 1/5th second divisions, raised outer tachymetre scale, subsidiary dials at 6, 9 and 12 for seconds, 30 minute and 12 hour recording, day and date apertures at 3, baton hands with luminous inserts, orange centre chronograph hand
Case: Black PVD coated tonneau form, screw down back, crown flanked by twin chronograph buttons
Strap/Bracelet: Green NATO strap
Buckle/Clasp: Steel buckle
Signed: Case, dial & movement
Size: 39,5mm