Hand-wound mechanical, P.3000 calibre, 16½ lignes, 5.3 mm thick, 21 jewels, Glucydur balance, 21,600 alternations/hour. Incabloc anti-shock device. Power reserve 3 days, two barrels. 161 components. Minutes, hours. Case – 47 mm diameter, brushed bronze. Shaded green with luminous Arabic numerals and hour markers