Panerai Luminor Marina 1950 3 Days Automatic Acciaio Watch - PAM0139242 mm brushed AISI 316L stainless steel case, see through sapphire crystal back, brushed steel device protecting the crown, polished steel bezel, black dial with luminous Arabic numerals and hour markers, date at 3 o'clock, and small seconds at 9 o'clock, P. 9010 calibre automatic movement with hours, minutes, small seconds, and date, approximately 3 days of power reserve, black alligator strap with beige stitching. Water resistant to 30 bar.