You need Sony SmartWatch2 device to use this software. DEC UPDATE: Seems like latest firmware update messed up watchface widgets. Date and weekday and other stand-alone time displays are handled by firmware please wait until Sony fix this bug. Fixed with Jan. 14 firmware update.
You are able to get the setup package of WatchFace Widgets SmartWatch2 1.48 for free and check out users' reviews on Droid Informer. The app requires Android 4.0 and higher. This download is totally safe. NeFa Studio is the creator of this application which relates to the Productivity category.
The latest update of the tool was released on Nov 25, 2015 and WatchFace Widgets SmartWatch2 was downloaded by over 50K users. The app was rated 3.7 on Google Play. A lot of users set up this application on their Sony and Samsung devices.