1mm. When AP promoted the watch as “Extra-Thin,” enthusiasts continued to check with it as “Jumbo” provided its 39mm circumstance. Other slight alterations included a swap from a white date wheel to your black version within the blue and black dials as well as the addition of the double-deployant clasp https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/