Ulysse Nardin Diver Chronograph

The Ulysse Nardin Diver Chronograph, reference 1503-170-3A/0A, is a chronograph with a 44 mm titanium case. The case is 16.1 mm thick and rated for water resistance to 300 metres. Self-winding calibre UN-150 has a DIAMonSIL escapement and a power reserve of 48 hours. The blue dial lies beneath a sapphire crystal, with small seconds at 9 o'clock and a date between 4 and 5 o'clock. The movement runs at 28,800 vibrations per hour and contains 25 jewels. A textile strap is fitted to the watch.