Movement:automatic Zenith El Primero Caliber 4010 with 51 jewels, 36,000 vph and power reserve of 50 hours is a Certified Chronometer
Functions:
hours, minutes, subsidiary seconds, big date and chronograph
Case:Stainless Steel, brushed and polished, 44 mm in diameter and 15 mm in height, with sapphire crystal, steel crown and pushers and exhibition back is water-resistant to 3 atm