Urwerk UR-110 watch with an oil change indicator

More on this watch at *** SPECS *** Movement: Automatic, 46 jewels, Swiss made, Swiss lever escapement, Monometallic balance, flat balance spring, 28,800v/h, 4Hz, 39 hour power reserve, Calibre: self-winding with unidirectional winding rotor coupled to twin turbines. Revolving satellite complication with wandering hour modules mounted on planetary gears. Day/Night indicator; ’Oil Change’ alerting service i