Reminds me of a guy who told me you could learn a lot about a girl from the kind of bag she has. I remember thinking "or you could just talk to her".
It's a slide rule chapter ring, it was used by pilots back in the day to help make calculations. The dial features a gmt hand that doesn't work because I bought this watch for 80$ on eBay.
This account is verified. WatchCrunch has confirmed that this account is the authentic presence for this person or brand.