Casio Vintage Quartz Black Dial Green Resin Strap Unisex Calculator Watch CA-53WF-3BEF The Case: Casio Calculator Watch CA-53WF-3BEF Vintage Green Strap Unisex watch is presented in a black resin case that  measures 43mm in length and 34mm in width. At the side of the case there is a silver push button which can be used to gain access to the watch’s functions. Resin glass provides the watch with protection against scratches and shattering. The Dial: The dial is illuminated by a high-contrast LCD, which makes it easy to read at all times. The analogical time and the calculator function are displayed neatly on the digital dial. Below the dial lies the 10-key pad calculator for the convenience of an 8-digit display. The Strap: Casio Calculator Watch has a conventional green strap that is made from resin, which allows the watch to sit comfortably on the wrist. It fastens through the use of a standard buckle.  The Functions: The watch is powered by quartz movement bestowing the watch with a battery life of approximately 5 years and an accuracy of +/-15 seconds per month. The watch also offers a stopwatch and a calendar function. It is water resistant to 50 metres which means it can be worn when swimming in shallow water.  If you have any questions please click here Click here to join our facebook and Instagram !