IWC made quite a few Porsche Design watches as well, including the Ocean 2000, watch for the german army divers.

Quote Originally Posted by Bullethead View Post
Hey Jim, these were made by Orfina (pretty sure they did all the Porsche Design watches) using the venerable Valjoux 7750 automatic movement.

Get it serviced and wear it... not especially valuable in the condition yours is, but pretty much bulletproof as analog watches go.
Or if you want it pretty, spring to have it refinished. Case, bracelet and crystal plus service shouldn't cost that much.