Rado Watch DiaStar Original R12160103. The unique DiaStar Original has a diameter of 38 mm and is water resistant down to 100 m. Framed by an ultra-shiny Ceramos coiffe with polished angles and detailing set over a matching, monochrome stainless-steel case, this beautiful watch is rounded off with a parallel-stripe-faceted sapphire crystal. Specifications include a dark grey brushed dial with two directions, rhodium coloured hands with white Super-LumiNova, and a day date display matching the colour of the dial. Inside, the Rado R764 automatic movement with antimagnetic Nivachron offers 80 hours of power reserve. The bracelet is made of polished and brushed stainless steel.