Citizen Collection Watch Citizen Gift Solar Watch [CITIZEN] Eco-Drive Radio-Controlled (Silver/Business/Waterproof/Men's) CB5870-91L Radio-Controlled

[Simple design packed with essential functions] This Eco-Drive radio-controlled chronograph model features a world time function that displays time differences around the world. It's a high-performance model equipped with a chronograph, date display, and more. Its design harmonizes with a variety of occasions, from business to casual. [No need for regular battery changes or time adjustments] Equipped with Citizen's unique Eco-Drive light-powered technology, it's hassle-free. As a radio-controlled watch compatible with four areas worldwide—Japan, China, the United States, and Europe—the time and calendar are automatically corrected regularly. [Easily check the date and day of the week at a glance] Equipped with a day and date display function, it's convenient for business use and everyday use. This is a great feature for working professionals who spend a lot of time at their desks, and for students and job seekers who frequently need to check the date. [Features for Long-Term Use] With the desire for you to use this watch for a long time, we have pursued improved durability. In addition to water resistance, it features highly durable glass such as sapphire glass to protect the watch from all kinds of situations. 【Product Details】Eco-Drive radio-controlled watch, accuracy ±15 seconds/month (when not receiving radio signals), receives radio signals from Japan, China, Europe, and the US, sapphire crystal, 10 ATM water resistance, design features: luminous hands and indices, power saving function, perpetual calendar, day and date display, 1/1 second chronograph (60-minute counter), direct flight, alarm