Rolex Watchmaking – Waterproofness

The airtight quality of our watches exemplifies the expertise ingrained in our entire manufacturing process, from design to final assembly and testing. Since the creation in 1926 of the Oyster case, the world’s first waterproof case, multiple innovations have honed this hallmark, among them, the Twinlock and Triplock winding crowns, helium escape valve and Ringlock system. The incomparable hermeticity of your Rolex is the result of the diligence with which we do everything, perpetually. Discover more https://on.rolex.com/3B753Xv #Rolex #Watchmaking