CITIZEN Chronograph Watch [Citizen] Eco-Drive AT2140-55E Men's [Imported]

Movement: Eco-Drive Case size (approx.): (Width) 42mm x (Thickness) 11mm Water resistance: Enhanced water resistance for everyday use (10 ATM) Date calendar, chronograph, 24-hour indicator "Eco-Drive" refers to a watch mechanism that converts light into electrical energy to power the watch. It incorporates a solar cell that generates electricity when exposed to light, powering the watch. Any excess electrical energy is stored in a rechargeable battery. As its name suggests, it has received very high praise from an ecological standpoint, as it eliminates the need for regular battery replacement, the rechargeable battery does not contain harmful metals, and no harmful substances are used in the manufacturing process. It was the first watch to be certified as an "Eco-Mark product." It is also recommended as a gift. ◆Case material: Stainless steel ◆Belt material: Stainless steel ◆Glass material: Sapphire crystal ◆Movement: Eco-Drive ◆Water resistance: Enhanced water resistance for daily use (10 ATM) ◆Case diameter: 42mm ◆Case thickness: 11mm ◆Other functions: Date calendar, chronograph, 24-hour indicator