Ulysse Nardin Marine Torpilleur Annual Chronograph

Ulysse Nardin's Marine Torpilleur Annual Chronograph, reference 1533-320LE-0A-175/1A, is a chronograph in a 44 mm steel case. The case measures 13.66 mm thick, and the white dial sits behind a sapphire crystal. Inside is the self-winding calibre UN-153, offering 53 hours of power reserve. Beyond the chronograph function, with its centre seconds hand and 30-minute and 12-hour counters, the movement carries an annual calendar with a months display at 9 o'clock and a date at 6 o'clock. Small seconds appear as well. The watch is issued as a limited edition of 300 pieces and comes on an alligator leather strap. Water resistance is set at 50 metres.