Model: Officier 'Anniversary Edition'Reference: 3960GDate: Circa 1989Movement: 18-jewel Cal.215 manual wind, adjusted to heat, cold, isochronism and 5 positions, Geneva seal, No.769389Dial: White, black Arabic numerals, black outer minute track with five minute markers, subsidiary seconds at 6, black Breguet style handsCase: Polished round, hinged back, inner snap on Anniversary Edition cuvette, screwed lugs, No.2864301Strap/Bracelet: Black Patek Philippe alligator leatherBuckle/Clasp: Signed 18K white gold buckleSigned: Case, dial & movementSize: 33mm Accompaniments: Patek Philippe box, outer card