Seeing in the Dark: Luminescence in Watches

Wrist watches are naturally quite useful for their intended functions, as we watch-nerds know, especially when you can see them. When it comes to low (or no) light conditions, however, they can get tricky to read. The problem of legibility goes back as far as the history of the wristwatch itself and as technology has evolved, so has the legibility of our watches. A variety of materials and chemicals have been used over the years to bring luminescence, or lume, to wrist watches, with the first so