Watch Case: Special Alloy and Glass. Outside Diameter 1.57 in/4.0 cmWatch Band: Special Alloy. 7.8 in/20 cm in Length. 0.7 in/1.8 cm in Width.Surprise your loved one with a custom photo watch which is purely custom made to fit any personality. The image of design is directly printed onto the inside of watch surface. Once you place an order. you'll be able to preview how it will appear on the watch. Please do remember high resolution picture will come out better than the preview. This custom photo watch cannot be refunded once we start the making process. A custom photo watch always makes a great gift and will never go out of style. Buy yours today!