1mm. Whilst AP marketed the watch as “More-Thin,” followers ongoing to seek advice from it as “Jumbo” given its 39mm circumstance. Other slight alterations included a change from a white day wheel into a black version to the blue and black dials plus the addition of the double-deployant clasp on https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/