This is the primary way to get the iconic circular and dynamic clocks on your home screen. It features five distinct styles:
The most customizable, showing time, weather, and activity stats like steps.
You don't always need a new download to change your look. Most Moto G devices have these built-in: Using the clock and weather widget - Motorola Support
For lock screen customization, the Moto Clock Styles app allows you to choose different fonts and layouts for the Always-On or Peek Display. How to Add a Clock to Your Moto G Home Screen
To download or customize a clock for your Moto G, you can use the pre-installed Moto Widget app, which offers multiple signature styles including "Adapt" and "Beyond." If you need to reinstall the original system app, official versions like Clock 8.0 are available for download as APKs.