Zenith Pilot Big Date Special (03.2410.4010/21.M2410)
Zenith Pilot Big Date Special (03.2410.4010/21.M2410). El Primero 4010 automatic movement, big date with double window at 6 o'clock position. Chronograph with central seconds and 30 minutes counter at 3 o'clock position. Permanent seconds indicator at 9 o'clock position. Black dial with aviation numerals, 42mm stainless steel case. Sapphire crystal front and exhibition case back. Water resistant to 50M. Stainless steel mesh bracelet with metal folding clasp.