Stainless steel case with a blue (alligator) leather strap. Fixed stainless steel bezel showing tachymeter markings. Blue dial with luminous blue hands and index hour markers. Arabic numerals mark the 6 and 12 o'clock positions. minute markers around an inner ring. Dial Type: Analog. Luminescent hands and markers. Chronograph - two sub-dials displaying: 60 second and 30 minute. Panerai calibre OP XXXIII hand wind movement with a 42-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Cushion case shape. Case size: 42 mm. Band width: 22 mm / 22 mm. Tang clasp. Water resistant at 50 meters / 165 feet. Functions: chronograph, tachymeter, hour, minute, second. Additional Info: limited edition of 1000 pieces. Luxury watch style. Watch label: Swiss Made. Panerai Mare Nostrum Acciaio Chronograph Blue Dial Mens Watch PAM00716.