Movement Automatic mechanical, P.900/GMT calibre, 12 ½ lignes, 5.2 mm thick, 23 jewels, 28,800 alternations/hour. Incabloc® anti-shock device. Power reserve 3 days, one barrel. 171 components. Functions Calendar aperture , GMT12H , Small seconds , Minutes , Hours, Case Diameter 40mm, brushed Panerai Goldtech™, Bezel Polished Panerai Goldtech™. Back Screwed, see-through sapphire crystal and Panerai Goldtech™ .Dial - Black with luminous Arabic numerals and hour markers. Date at 3 o'clock and small seconds at 9 o'clock. Water Resistance -"10.0 bar (~100.0 metres)". Strap and Buckle Strap: black, black, 22/20, BA, STD, Quick release system