Take to the skies with the Citizen Promaster Sky CA4664-60X, a timepiece engineered for performance and style. Designed with aviators in mind, this bold chronograph merges professional-grade functionality with a refined, modern aesthetic—powered by light, not batteries.

Features

Case & Crystal

• Case Size: 40 mm

• Material: Stainless steel

• Bezel: Black-plated rotating bezel with professional calculator scale and tachymeter

• Crystal: Durable sapphire crystal with anti-reflective coating

• Water Resistance: 200 m (20 ATM) – suitable for swimming, snorkeling, and professional marine activity

Dial & Hands

• Dial: Distinctive bronze (salmon tone) with multi-function chronograph layout

• Hands & Markers: Luminous for excellent visibility in low light

• Display: Date, 12/24-hour subdial, and 60-minute chronograph

Movement & Functions

• Technology: Citizen Eco-Drive – charges using any light source

• Caliber: B620

• Functions:

  • Atomic time synchronization for superior accuracy

  • 1-second chronograph (up to 60 minutes)

  • Perpetual calendar

  • 12/24-hour time display

• Power Reserve: 9 months

Bracelet

• Material: Stainless steel

• Clasp: Push-button deployment buckle for secure and easy wear

The Citizen Promaster Sky CA4664-60X is more than a timepiece—it’s a precision instrument for the modern aviator. With atomic timekeeping, a rotating calculator bezel, and Eco-Drive sustainability, it balances rugged functionality with contemporary sophistication. Ready for the cockpit or city streets.