http://www.hodinkee.com/blog/just-because-the-omega-seamaster-chronograph-ref-st-176001
Not a 176.001: http://omegaforums.net/threads/the-story-of-my-176-001.10607/#post-123865.
Lovely watch. It's a 176.007. The 001 is basically the same without the tacho ring.
Separate names with a comma.