Ulysse Nardin Diver Chronograph

The Ulysse Nardin Diver Chronograph, reference 1503-170-3/92, is a chronograph with a 44 mm titanium case and a rubber and titanium strap. With a thickness of 16.1 mm, the case has a water-resistance rating of 300 metres. Self-winding calibre UN-150 contains 25 jewels and runs at 28,800 vibrations per hour. The movement has a power reserve of 48 hours and a DIAMonSIL escapement. The black dial has a date display and small seconds beneath a sapphire crystal. Elapsed-time counters occupy the positions at 3 and 6 o'clock.