Patek Philippe Calatrava 3520

Patek Philippe. An 18K white gold manual wind wristwatch, Calatrava, Ref: 3520, Purchased 22nd June 1977

Patek Philippe. An 18K white gold manual wind wristwatch, Model: Calatrava, Reference: 3520, Date: Purchased 22nd June 1977, Movement: 18-jewel Cal.175 manual wind, adjusted to 5 positions, heat, cold & isochronism, stamped with the Seal of Geneva, No.1178735, Dial: White, black Roman numeral hour markers, black pointed baton hands, Case: Brushed and polished round, screw down back, hobnail engraved bezel, No.2751737, Strap/Bracelet: Black Patek Philippe alligator leather, Buckle/Clasp: Signed 18K white gold buckle, Signed: Case, dial & movement, Size: 32mm, Accompaniments:, Patek Philippe pouch, Guarantee Certificate