Automatic mechanical, P.900/MP calibre, 12 ½ lignes, 5.9 mm thick, 23 jewels, 28,800 alternations/hour. Incabloc® anti-shock device. Power reserve 3 days, one barrel. 190 components, function- Moon phase , Hours , Small seconds , Minutes, Case - Diameter 38mm, Polished Panerai Goldtech™, Bezel Polished Panerai Goldtech™, Dial - White mother of pearl with golden luminous Arabic numerals and hour markers. Moonphases at 3 o'clock and small seconds at 9 o'clock.water resistance - "5.0 bar (~50.0 metres)", strap - Goldtech™ , / 38 MM size