Case Dia:1.3\'\' Band width: 0.47\'\' 98 FT waterproof (30 M). You can wash hands or wear it in rainy day, but please don\'t wear it when taking shower or swimming. Classic design eleghant women girls bracelet dress watch with highly quality Japanese quartz movement, precise time keeping garranteed. Suitable for daily wearring or dress occasions. Perfect gift for friends or families. Original length is 7.5\". Comes with a watch band removal tool so that you could resize it. Comes with a beautiful watch box , ready for giving.