The Air-King’s movement are going to be viewed only by Qualified Rolex watchmakers, however it's superbly finished and decorated. Because 2023, it has also been marked with the text ‘Chronometer Perpetual’ and ‘Superlative Modified’ engraved respectively on the oscillating weight and about the bridges. ” Kept mystery till 1951, https://watchtradehub.com/contact-us/