Porsche Design by IWC Ocean 2000 Diver Ref 3500A mysterious looking diver In the 1980s, experimenting with watch case materials was still unusual and so this titanium IWC for Porsche Ocean 2000 design was a rarity when it was launched and it was waterproof to 2000 meters! The 42mm titanium case remains in good condition as does the long, integrated titanium bracelet. The push to operate rotating bezel is in excellent condition. The black dial is in outstanding condition and the hour plots have