- * Ecologically friendly, light powered Eco-Drive Caliber E870 Japanese-quartz movement; Charges in natural sunlight or indoor light
* Max power reserve: 180 days; Low charge warning: 3 days; Charge time from stop state to max charge: Incandescent Light – 150 hours, Outdoors, Cloudy (10,000 Lux) – 45 hours, Outdoors, Sunny (100,000 Lux) – 8 hrs
* Durable, hardened non-reflective mineral crystal; Case diameter: 40mm; Retrograde perpetual calendar function; Alarm function; Dual-time function with 24-hour subdial
* Stainless-steel case and bracelet; Blue dial; Month-day-and-date function: Day indicator between 2 and 3 o’clock, Date function at 4 o’clock; Screw-back case
* Water-resistant to 330 feet (100 M)
Not only with date function, but also a perpetual calendar, alarm and 24 hour display. Blue-black dial, roman numerals, luminous hour/minute hands plus second hand. Driven by EcoDrive technology and a quartz movement. Adjustable bracelet.