You will need to install WatchMaker Premium in order to use this watch face. Don't let that put you off though, Watchmaker is one of the greatest apps for an Android Smart Watch. There are thousands of free watch faces available for Watchmaker. You won't regret it.
ARC Advancements is the official developer of this application that can be found in the Personalization category. The developer rolled out a new version of Gradient Watch Face on Jul 21, 2016 and over 0,5K users downloaded and set up the app. According to the latest information, this application is rated 3.7 on Google Play.