Model: Ultra-ChronReference: 8228-1Date: Circa 1968Movement: 17-jewel Cal.431 automatic, No.14823479Dial: Silvered, applied baton hour markers with black accents, red outer 1/5 second divisions to black surround, date aperture between 4 and 5, polished black edged baton hands with luminous inserts, red centre secondsCase: Polished tonneau form, screw down backStrap/Bracelet: Brown leatherBuckle/Clasp: Steel buckleSigned: Case, dial & movement Size: 42mm