Citizen AQ4091-56W Quartz The Citizen Eco-Drive 50th Anniversary Limited Edition Watch 2026.5.28 release

Brand/Product Name: The CITIZEN / High Accuracy ±5 sec per year Eco-Drive / Eco-Drive 50th Anniversary Limited Edition

Model Number: AQ4091-56W

Release Date: May 28, 2026

Limited Quantity: World limited to 650 pieces

Case/Band: Super Titanium (Duratect Platinum)

Glass: Dual Spherical Sapphire Glass (Clarity Coating※5)

Dial: Plant-dyed Green Tosa Washi Paper Dial

Case Diameter/Thickness: Diameter 40.0mm / Thickness 12.2mm (design values)

Main Features: Cal.A060 / Accuracy: ±5 sec per year / Eco-Drive (light-powered) / Runs approx. 1.5 years when fully charged (when power save mode is activated) / Quick date correction function / Perpetual calendar / Impact detection function / Automatic hand correction function / Instant calendar update function at 12:00 AM / Time difference setting function / Charge level display function / Low charge warning function / Overcharge prevention function / 10 ATM water resistance / Nickel allergy-resistant / Type 1 anti-magnetic watch / Luminous (hands + indices)

Manufacturer Warranty: 3-year manufacturer warranty (Extendable up to 10 years by registering with "CITIZEN Owners Club")