Case material: Yellow gold; Charge: Manual; Conditions: Used Year : 1960; Presentation condition : With dealer guarantee ; Model: Royal Oak Price on request Gmtbroker Reference: 2592 An 18k Yellow Gold Double Name Gubelin Calatrava Vintage Gents Wristwatch, silver dial with hour markers, a fixed 18k  yellow gold bezel, a brand new original brown leather strap with an original 18k yellow gold pin buckle, plastic glass, manual wind movement, in excellent condition, comes with a presentation box, our own certificate of authenticity and our own one year warranty.