Case material: Yellow gold; Charge: Automatic; Conditions: Never worn Year : 1960; Presentation condition : With boxes and all papers; Model: Calatrava Price on request Gmtbroker Reference: 3445/100 An 18k Yellow Gold Calatrava Gents Wristwatch, champagne dial with applied index batons, date aperture at 3 0'clock, small seconds at 6 0'clock, a polished 18k yellow gold fixed bezel, a brand new brown leather strap with a gold plated pin buckle (both not by Patek Philippe), sapphire glass, rare screwback case , automatic movement, has never been worn , comes with a presentation box, our own certificate of authenticity and our own one year warranty. N.B. NOS - This is New Old Stock.