Celebrate three decades of precision timekeeping with the Citizen AQ4100-57C, a limited edition timepiece honoring the brand's legacy of high-accuracy innovation. This sophisticated watch combines Citizen's renowned Eco-Drive technology with exceptional chronometric performance, delivering reliable timekeeping you can depend on. The refined design reflects the craftsmanship and attention to detail that define Citizen's commitment to excellence. A commemorative piece for collectors and enthusiasts who appreciate the intersection of heritage and horological expertise.

Movement: Eco-Drive

Caliber: A060

Case Diameter: 38.3 mm

Crystal: Dual sphere glass with anti-reflective coating

Power Reserve: 7 months (1.5 years with power save function)

Accuracy: ±5 seconds per year

Functions:

• Water resistant to 10 ATM
• Power reserve indicator
• Independently adjustable hour hand
• Shock counteraction function
• Automatic hand correction
• JWCA Type 1 magnetic resistance (up to 4,800 A/m)