Time Factory Men's Quartz Steel and 18K Gold and Leather Dress Watch, Color:Brown (Model: T3C193) Proprietary linear chronograph movement is world's only Quartz analog linear chronograph Multifunction retrograde displays show 30 chronograph minutes and 4 chronograph hours Chronograph retrograde display can also function as second time zone Proprietary 6 hand movement driven by 4 independent motors each providing a different function; Screw-down crown provides added durability Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving