Scientific Spirit The Milgauss is a watch designed for scientists and engineers, offering resistance to magnetic interference without compromising on style. Its unique heritage and bold design make it a standout within the Rolex collection. Technical Confidence This 2009 reference 116400GV features a 40mm case with a black dial and smooth fixed bezel. Powered by the calibre 3131 automatic movement with a 48-hour power reserve, it includes an Oyster bracelet secured by an Easylink Oysterclasp. A distinctive and functional timepiece built for precision in challenging environments.