1mm. Even though AP marketed the watch as “Additional-Thin,” followers ongoing to confer with it as “Jumbo” supplied its 39mm situation. Other slight alterations bundled a swap from a white day wheel into a black Model within the blue and black dials along with the addition of the double-deployant clasp https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/