This Citizen watch is perfect for the man on the move. Featuring atomic timekeeping, a perpetual calendar and more, this Eco-Drive watch makes sure you're always on schedule. Whether you're out on the town or traveling abroad, you'll want this men's silver-tone and black ion-plated stainless steel watch by your side.

• Round black patterned dial with luminous hands and markers allows easy reading.
• Eco-Drive technology uses natural and ambient light for power.
• Atomic timekeeping receives radio signals from controllers in five time zones to ensure accuracy.
• Perpetual calendar automatically adjusts the month-end date, even for leap years.
• Chronograph subdials track elapsed time to 1 second for up to 60 minutes.
• Tachymeter measures your speed over a known distance.
• Details:
  • Water resistant to 200 meters
  • Day & date displays
  • Daily alarm
  • AM/PM indicator
  • 12/24-hour formats
  • Quartz movement
  • Light powered
  • Power reserve indicator
  • Anti-reflective sapphire-crystal face cover
  • Stainless steel construction with black ion-plated bezel
  • Stainless steel caseback
  • Manufacturer's 5-year limited warranty
  • Model no. AT4008-51E