Citizen Promaster Dive 200m Urethane Men's Watch, Waterproof, Boys' Size, Eco-Drive, Solar-Powered, Diver, Black, Leather, Unisex, EO2020-08E

[A classic diver's watch now available in a boys' size with a case diameter of approximately 37mm] PROMASTER is a genuine sports watch that can withstand harsh environments. The basic diver series, waterproof to 200m, now comes in a boys' size with a case diameter of approximately 37mm. The perfect size, neither too big nor too small, fits both men and women with slim wrists. This model can also be enjoyed as a matching watch. [Sporty design perfect for everyday use] This authentic diver's watch meets ISO standards. It features luminous hands and indexes that are easy to read underwater or in dark places, and is magnetically resistant and durable. [Diver's features] It is packed with full-fledged features designed with safety in mind while diving, such as 200m water resistance, luminous hands and indexes that make the display easy to read even underwater or in dark places, a unidirectional rotating bezel to prevent accidental operation, and a screw-lock crown. [User-friendly features and performance] The solar-powered Eco-Drive system converts even the slightest amount of sunlight or light into electricity. Once fully charged, it will continue to function for a long time even in dark places, so there's no need for regular battery changes. [Product Details] Solar-powered Eco-Drive, accuracy of ±15 seconds per month, approximately 6 months, 200m diving water resistance, crystal glass, case: stainless steel, band: urethane, magnetic resistance grade 1, luminous (hands + indexes), unidirectional rotating bezel, screw-lock crown. *Detailed instructions on how to use the watch can also be found in the instruction manual on the manufacturer's website (model number: E168).