The Rolex Explorer is often overshadowed by the Subs, the GMT's, and certainly the Daytonas - those watches that always bring down good money at auctions and were worn by dictators, diplomats, and an assortment of just really, really cool guys. But I've found that the more one starts to understand the murky, occasionally merciless world of vintage collecting, the more one comes to appreciate this undersized runt of the Rolex sport watch litter.