Ulysse Nardin Diver Chronograph

The Ulysse Nardin Diver Chronograph, reference 1503-170-7M/93, is a chronograph with a 44 mm titanium case and a satin-finished steel bracelet. 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 blue dial has a date display and small seconds beneath a sapphire crystal. The rotating bezel has an inverted profile.