1mm. Whilst AP marketed the watch as “Added-Thin,” followers ongoing to consult with it as “Jumbo” supplied its 39mm circumstance. Other slight improvements integrated a change from a white day wheel to the black Variation on 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/