The face, also known as the dial, is the part of the clock that displays the time with fixed numbers with moving hands. The appearance of a clock face can be designed with various artistic approaches and creativity. Designing a conventional watch face is a beautiful art; a watch face artist will know what it takes to carve and engineer a watch face for traditional wearable watches. In Android Wear, the process is very similar, except you, being the watch face maker, will not have any tools in your hands, but will instead need to know which service you need to extend and what piece of code will help you customize the look and feel of the watch face. The watch face will show the time and date. Here, in Android Wear, a watch face can be analog or it can be digital.

Android Wear watch faces are services that are packaged inside a wearable app. When users select one of the available watch faces, the wearable device shows the watch...