Introducing the Casio A171 Series of round-face, unisex timepieces. Uncluttered monotone colouring combines with middle-sized designs that go great with a wide variety of styles. The bracelets feature a slide-type clasp that lets you easily adjust the length without special tools. Features and functions include calendar and stopwatch capabilities, along with everyday wear water resistance and LED light illumination for easy reading in the dark. This 37mm model boasts a round resin case with a sleek stainless steel bracelet, making for an ideal everyday companion for every wrist.