Model: CarreraReference: 2448/7Date: Circa 1965Movement: 17-jewel Valjoux 72 manual wind Dial: Silvered, applied faceted baton hour markers, red outer tachymetre scale, raised outer black 1/5th second divisions, subsidiary dials at 3, 6 and 9 for constant seconds, 30 minute and 12 hour recording, polished pointed baton hands with luminous inserts, black centre chronograph handCase: First execution brushed and polished round, screw down back, crown flanked by twin pushers, No.57474Strap/Bracelet: Black racing leatherBuckle/Clasp: Signed stainless steel buckleSigned: Case, dial & movementSize: 36mm