This 18K rose gold Urwerk Ref:UR-105TA “Turbine Automatic” is rated 9.7 out of 10. Limited Edition of 100 pieces. It comes with paper only. The “TA” of the UR-105 TA stands for “Turbine Automatic”. That is because the movement’s automatic winding is optimally regulated by dual air turbines on full show on the back. The UR-105 revisits URWERK’s iconic satellite indication, which has been an emblematic and instantly recognizable signature element of the brand for 18 years. It is a wandering hour indication based on a carousel which carries the four satellites, each bearing three numerals for the hours. The hours successively sweep past the minutes scale for an analogue and digital display of the time.Powered by Urwerk Calibre 5.02 self-winding movement with 48-hour power reserve.