Corum Admiral's Cup Chrono SS Black Dial Men's Watch - Corum Admiral's Cup Chrono SS Black Dial Men's WatchMovement: High GradeSwiss 7750 Valjoux Working ChronographCase Material: Solid Stainless SteelCase Back: GLASS Display Case back with Graphic on Sapphire and detail Engraving on Case RimsCase Diameter: 44mmCase Thickness: 15.5mmCase Weight: The same as Original Corum Admiral Cup ChronoDial Style: Black Dial