The Citizen CA4664-60E (also designated as the CA4664) is a high-performance, aviation-inspired Japanese light-powered quartz chronograph from Citizen’s legendary Promaster Sky Collection. Recognized worldwide among professional aviators, military flight enthusiasts, and sports chronograph collectors by its iconic series nicknames—the "Navihawk", "Pilot Chronograph", "Slide Rule", "Promaster Sky", or "Flight Chrono"—this 40.0mm watch merges authentic cockpit flight instrumentation with cutting-edge sustainable Eco-Drive technology. It pairs a faceted solid stainless steel case accented by a dark grey-plated bidirectional rotating aeronautical slide-rule bezel with a high-contrast matte black dial, three sunken chronograph sub-registers, vivid racing-red flight accents, luminous hands and markers, a framed date calendar window at 3 o'clock, an in-house Japanese Eco-Drive solar chronograph movement, a scratch-resistant sapphire crystal with anti-reflective coating, a certified 200-meter water resistance rating, and a solid stainless steel construction. Perfectly calibrated for pilots, travelers, and modern gentlemen seeking a compact, highly functional tool watch that delivers authentic aviation utility alongside commanding wrist presence.  The defining visual highlight of this CA4664-60E reference is its aviation cockpit dial and calculating bezel architecture. Framed by a dark grey ion-plated bidirectional rotating bezel inscribed with a comprehensive logarithmic slide-rule scale, the watch allows pilots to calculate flight distances, airspeed, fuel consumption rates, and unit conversions on the fly. The deep matte black dial face provides maximum optical contrast for crisp white Arabic minute numerals and applied faceted baton markers treated with high-potency luminous pigment. Three sunken sub-registers are arranged in a balanced cockpit layout—featuring a 24-hour military format sub-dial, a 60-minute stopwatch elapsed time counter, and running small seconds. A striking red-tipped sweep chronograph seconds hand and red subdial pointers inject energetic flight instrument aesthetics across the instrument cluster. Positioned neatly at 3 o'clock is a clean date calendar window. Protected beneath a flat, scratch-resistant sapphire crystal treated with an anti-reflective coating, the sharp interplay between faceted brushed case lugs, the dark grey technical bezel, and solid stainless steel bracelet delivers an authoritative, precision-engineered wrist presence. Beneath its cockpit-grade exterior, the watch is powered by Citizen’s advanced in-house Caliber B620 Eco-Drive solar quartz chronograph movement. Utilizing proprietary light-harvesting technology, solar cells integrated beneath the dial convert natural sunlight and ambient indoor artificial illumination into electrical power. Stored in a long-lasting rechargeable cell, a full charge delivers approximately 9 months (approx. 270 days) of continuous autonomous operation in total darkness without further light exposure, completely eliminating the need for periodic battery replacements. The Caliber B620 features a 1/5-second chronograph capable of tracking elapsed time up to 60 minutes with sweeping mechanical fluidity, accompanied by a 24-hour military indicator, date calendar, low-charge warning, and overcharge prevention function. In addition, the movement is built with 4,800 A/m magnetic resistance, ensuring unwavering timekeeping stability around modern electronic equipment and cockpit avionics. The case is engineered with versatile, ergonomic sports proportions, measuring an ideal 40.0mm in diameter, a robust case thickness of 13.2mm, an ergonomic lug-to-lug profile, and a standard 20mm lug width, offering a tailored, flush fit that wears far more comfortably than oversized legacy flight watches. The solid stainless steel case combines sharp sculptural faceting with fine satin-brushed surfaces and mirror-polished bevels. To withstand the physical demands of high-altitude flight and extreme terrestrial use, the dial is shielded by a premium scratch-resistant sapphire crystal with an internal anti-reflective coating. Engineered for professional sports utility, the solid stainless steel case features a solid screw-down caseback that secures a certified 200-meter (20 bar / 20 ATM / 660 ft) water resistance rating, making it completely suitable for daily wear, swimming, high-impact water sports, and recreational diving. The timepiece comes completed on an integrated triple-link solid stainless steel construction, secured by a solid fold-over deployment clasp with a hidden dual push-button safety release.

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• UAE Orders: Delivered within 1 business day
• International Orders: Typically delivered within 2–5 business days after being processed
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• 14-Day Return & Refund Policy from the date of delivery – see our Refund Policy for full details