Explore the intricate beauty of this incredible watch. Model number, M79640-0004, this automatic (self winding) and manufacture calibre mt5400 (cosc) self-winding mechanical movement with bidirectional rotor system watch is ideal for those in search of a distinctive timepiece. This unisex watch is ideal for everyday wear. Created by the renowned watchmaker TUDOR, this timepiece is bold and daring. From their Black Bay One collection, it has a number of exciting complications. This watch features central 60 second hand that make it an ideal companion for any occasion. It also features a water resistance of up to 330 Ft (100 Meter). Its black dial provides a unique pop of color. The iconic round case makes for a truly unique watch. diamond accent stones are added for a pop of color.