1mm. Whilst AP promoted the watch as “Additional-Thin,” fans continued to make reference to it as “Jumbo” provided its 39mm case. Other slight adjustments involved a swap from a white date wheel to your black Model about the blue and black dials as well as addition of the double-deployant clasp https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/