Case material: Yellow gold; Charge: Manual; Conditions: Used Year : 1920; Presentation condition : With dealer guarantee ; Price on request Gmtbroker Reference: nessuna An 18k Yellow Gold Open Face Pocket Watch, white dial with roman numerals, small seconds at 6 0'clock , a fixed 18k  yellow gold bezel and case, an 18k yellow gold inner cuvette case engraved with "By Patek Philippe, Made For Green Leaf-Crosby Co. Jacksonville, FLA", plastic glass, exhibition caseback , wolf tooth manual wind lever movement, in excellent condition, comes with a presentation pouch, our own certificate of authenticity and our own one year warranty.