Case material: Yellow gold; Charge: Automatic; Conditions: Used Presentation condition : With dealer guarantee ; Model: Complications Price on request Gmtbroker Reference: 5110J-001 An 18k  Yellow Gold World Time Gents Wristwatch, cream dial with applied hour markers, 24 hour indicator with day/night display, 24 time zones on the outer edge the dial, a fixed 18k  yellow gold bezel, a brand new original brown leather strap (not as pictured) with an original 18k  yellow gold deployant  clasp, sapphire glass, exhibition caseback , automatic movement, in excellent condition, comes with a Patek  Philippe box and Service Papers dated September 2018 - therefore will still be covered under Patek Philippe International Service Warranty until September 2020.