URWERK UR-103.03: Technical Specifications

Case in:18k white or red gold.
Dimensions: 50mm x 36mm x 13.5mm (including lugs)
Movement: Calibre 3.04 manual winding; 21,600bph/3Hz; Power reserve 36 hours; Triple bridges in black ARCAP P40; Time indication by sapphire hour satellites rotated by Geneva crosses
Control Board: Grade 5 titanium, power reserve indicator, 15-minute and seconds dials for precise time-setting, user adjustable fine-tuning screw