1mm. While AP marketed the watch as “More-Thin,” supporters ongoing to refer to it as “Jumbo” supplied its 39mm case. Other slight adjustments bundled a switch from a white day wheel to a black version over the blue and black dials as well as the addition of a double-deployant clasp https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/