IWC Aquatimer Automatic 2000 Edition "35 Years Ocean 2000" ref. IW329101. This timepiece is the thinnest deep-sea diver watch in IWC"s Aquatimer collection. A pressure resistant diver's watch crafted from titanium, measuring 42mm, and comes on a black rubber strap with an IWC-patented quick-change system. Black luminous dial features stick markers, date display aperture at the 3 o'clock position. Houses automatic movement caliber 30120 with a power reserve of up to 42 hours. Water resistant to 2,000 meters.