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. Hours, Minutes, Small seconds, Calendar aperture. 40mm stainless steel, blue dial. Water resistance of 3 bar. Alligator strap