Medium black silicone strap.
Accuracy± 30 seconds per month at normal temperature (25° C). Daily alarm, time signal every hour. Calendar, Yes (month, day of the week, hour, minute, second). Silicone strap. Metal-effect or transparent polycarbonate case. Battery life 2 years. Digital Movement, J8540. Adjustable closure, with steel buckle. Male Sex. Chronometer Yes. Waterproof 5 ATM. Case dimensions: 41 x 44 mm, strap: 75 x 115 mm