Citizen Promaster Water Resistant to 20 Day Black AT6085-50E Men's Watch, ATM, Radio-Controlled Solar, & Date,

[A functional watch that can withstand any environment] Citizen's Promaster is a professional watch that specializes in durability and functionality. Its waterproof, magnetic-resistant, and durable crystal surface make it easy to use in any situation. New colors are now available for popular models in the LAND series. Eco-Drive technology eliminates the need for regular battery changes: Eco-Drive powers your watch by converting even the smallest amount of sunlight into electricity. This light-powered watch is powered by Citizen's proprietary technology. [Check the date and day of the week at a glance] The day and date display is convenient for business and everyday use. It is also a great feature for working professionals who do a lot of desk work, students, and job seekers who frequently check the date. [Designed for Long-Term Use] Citizen's proprietary "Super Titanium" material is scratch-resistant, lightweight, and rust-resistant. We've pursued improved durability with the desire to ensure your watch lasts a long time. In addition to being water resistant to 20 ATM, it's also magnetically and nickel-resistant, and features durable sapphire crystal to protect your precious watch from any and every threat. [Functions and Performance] Accuracy: ±15 seconds per month (when not receiving a signal), Solar-powered: 12 months (when power save is activated), Functions: Perpetual calendar, Time difference setting function, Water resistance: 20 bar, Crystal: Spherical sapphire crystal (anti-reflective coating), Case: Super Titanium, Band: Super Titanium, Additional specifications: Nickel-resistant, Magnetic resistance Class 1, Luminous (hands and indexes), Screw-down crown, Fit adjuster [Eco-Drive Charging] Once fully charged, the watch will continue to run for a long time. Even when you take it off, if you keep it in a bright place, such as near a window, where sunlight can hit the watch face, it will continue to charge and keep running. *You can also check the estimated charging time in the instruction manual on the manufacturer's website.