Citizen Silver AS1080-65A Men's Light-Powered Eco-Drive Radio-Controlled Watch, Waterproof,

[The Citizen Collection pursues both basic watch performance and design] This basic three-hand radio-controlled watch with a date display is packed with features, including Eco-Drive technology that eliminates the need for battery replacement, a convenient perpetual calendar, and 5-atmosphere water resistance for added protection. It's also recommended as a first watch. [Simple and easy-to-use design] The watch features linear details that give it a sporty impression. The dial features clean bar indexes and thick hands, ensuring good visibility. Citizen's radio-controlled watch keeps accurate time at all times: Equipped with Citizen's proprietary light-powered Eco-Drive technology, this watch eliminates the need for regular battery changes, eliminating the need for hassle. It receives standard radio waves transmitted by atomic clocks, which are said to have an error rate of only 1 second per 100,000 years, and automatically corrects the time and calendar anywhere in Japan. For operation instructions, please refer to the instruction manual on the manufacturer's website (model number: H415). [Designed for Long-Term Use] We've pursued improved durability with the desire to ensure your watch lasts a long time. Features include 5 ATM water resistance and durable sapphire crystal, protecting your precious watch from any weather. Features include a convenient date display and luminous hands. [Product Details] Light-powered Eco-Drive radio-controlled watch, ±15 seconds per month (when not receiving a signal), light-powered: approximately 2 years (when power save is activated), sapphire crystal (anti-reflective coating), case/band: stainless steel, perpetual calendar, magnetic resistance, luminous hands