1mm. Though AP promoted the watch as “Additional-Thin,” enthusiasts ongoing to confer with it as “Jumbo” given its 39mm scenario. Other slight modifications integrated a change from a white day wheel to the black version over the blue and black dials along with the addition of the double-deployant clasp to https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/