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

[Citizen Collection: Pursuing both basic watch performance and design] This basic three-hand radio-controlled watch features a date display. It's packed with features, including Eco-Drive technology that eliminates the need for replacement, a convenient perpetual calendar, and 5-atmosphere water resistance for added protection. It's also recommended as a first watch. [Simple and User-Friendly Design] The linear details create a sporty impression. The dial features clean bar indexes and thick hands for easy readability. [Citizen's Radio-Controlled Watch Keeps Accurate Time] Equipped with Citizen's proprietary light-powered Eco-Drive technology, it eliminates the need for periodic replacement, eliminating the need for hassle. It receives standard radio waves transmitted from an atomic clock, which is said to have an error of only 1 second per 100,000 years, automatically adjusting the time and calendar anywhere in Japan. *Operation instructions can be found in the instruction manual on the manufacturer's website (model number: H415). [Designed for Longevity] We've pursued improved durability with a desire for long-lasting use. Features like 5-atmosphere water resistance and durable sapphire crystal protect your precious watch from any situation. Convenient date display, luminous hands. [Product Details] Solar-powered Eco-Drive radio-controlled watch, ±15 seconds per month (when not receiving signals), solar power: approximately 2 years (when power save is activated), sapphire crystal (anti-reflective coating), case/band: stainless steel, perpetual calendar, magnetic resistance, luminous hands.