Automatic mechanical. P.900 calibre. 12 ½ lignes. 4.2 mm thick. 23 jewels. 28.800 alternations/hour. Incabloc® anti-shock device. Power reserve 3 days. one barrel. 171 components. Functions - Calendar aperture . Hours . Small seconds . Minutes. Case - Diameter 38mm. Polished steel. Dial - White with luminous Arabic numerals and hour markers. Date at 3 o'clock and small seconds at 9 o'clock.Water Resistance - 5.0 bar (~50.0 metres). Strap - white leather Luna Rossa strap . STD. 20/18. BA. PAM Click Release System™