Casio's classic Blue Marine watch makes an elegant and durable accent to your attire. Blue dial Quartz movement Calendar window at three o'clock Luminescent hands and markers Screw back Unidirectional rotating bezel Deployment clasp Water resistant to 100 meters Women's watch bands can be sized to fit 6.5 inch to 7.5 inch wrists. Extra links are available through the manufacturer. (We do not provide this service). All carat weights and measurements are approximate and may vary slightly from the listed dimensions