The Swiss Military SMS34113.05 is a Swiss Military Solar Chronograph that eliminates the need for battery changes. Powered entirely by light, it delivers continuous, eco-friendly performance without replacements. With its full-black design - Black PVD-coated case, black sunray dial, and matching rubber strap - this Swiss Solar Powered Chronograph combines modern style with rugged durability.The 42 mm stainless steel case is coated with tough Black PVD for extra resistance and a sleek, stealthy finish. In addition, the scratch-resistant sapphire crystal protects the dial, while the unidirectional rotating bezel emphasizes the watch?s sporty character. Moreover, the monochrome black look makes this timepiece a bold statement for men who value modern design.