CITIZEN [Solar Watch] REGUNO Solar Tech Standard Titanium Model KM1-415-11Product Highlights Product Features A standard watch that combines design and functionality suitable for any scene, from business to casual. Function Equipped with "Solar Tech" ring solar that does not require regular battery replacement. Function Adopts lightweight and skin friendly titanium material. Design High visibility with practical date and day display. Design Features a simple bar index type. Design Utilizes the design flexibility of the ring