Tudor Heritage Ranger Self Winding Watch 79910 METAL: Stainless Steel. MEASUREMNTS: Case 41mm, Non original band 8.75". Black dial with luminous markers/hands. MOVEMENT: Self winding automatic, working order. ref. 79910. Circa 2015. Watches are guaranteed to be in running order, if described as such, at the time of listing only. Watches have not been tested for features functionality, unless otherwise stated in description.