1mm. Whilst AP marketed the watch as “Excess-Thin,” enthusiasts continued to confer with it as “Jumbo” offered its 39mm scenario. Other slight alterations integrated a swap from a white day wheel into a black Variation about the blue and black dials along with the addition of the double-deployant clasp on https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/