Stainless steel case with a black (alligator) leather strap. Fixed stainless steel bezel. Black dial with luminous silver-tone hands and index hour markers. Arabic numerals mark the 3, 6, 9 and 12 o'clock positions. Dial Type: Analog. Luminescent hands. Small seconds sub-dial at the 9 o'clock position. Panerai calibre P.4000 automatic movement with a 72-hour / 3-day power reserve. Scratch resistant sapphire crystal. Screw down crown. Transparent case back. Cushion case shape. Case size: 42 mm. Case thickness: 11 mm. Band width: 22 mm. Tang clasp. Water resistant at 100 meters / 330 feet. Functions: hour, minute, second. Luxury watch style. Watch label: Swiss Made. Panerai Radiomir 1940 3 Days Automatic Black Dial Mens Watch PAM00620.