The Swatch Sistem Slate YIB400 Automatic Black Dial Date Black Strap Watch 42mm is a stylish unisex wristwatch featuring a sleek black design with Arabic numerals on the dial. This watch has a 42mm round case made of plastic with a matte finish, and it is water-resistant up to 30 meters. The watch is powered by a mechanical automatic movement with 51 jewels and includes a date indicator and a 12-hour dial. It comes with a two-piece black leather strap and a buckle closure, making it a perfect choice for casual everyday wear.