for sale a vintage watch build from parts to look like the Heuer Autavia 2446 Big Sub with valjoux 72 all function work as it should and the watch keep excellent the time.measure 39mm without the Heuer crown .please you are bidding here in a not a vintage Heuer Autavia original only a experiment from my watch maker to made a watch look like a Heuer Autavia Big Sub.is not a genuine Heuer  only made from parts.