This Casio A100WEG - 9A watch is perfect for anyone who loves vintage style and needs a reliable timepiece. Whether you're going to school, work, or just out for a casual day, it'll keep you on time. The watch has a resin case and glass, and is water - resistant, so it can handle everyday wear and tear. It's suitable for both men and women. The case size is 40.7mm × 32.7mm × 9.2mm and it weighs only 53g, making it lightweight and comfortable to wear. With a battery life of about 3 years on a CR1616 battery, you don't have to worry about frequent replacements.