Sale has ended but you can still get this app.
Download Gold Watchface for WatchMaker Now
Gold Watchface for WatchMaker (e.g. Gear S3)

Official Description

IMPORTANT:
Works only in conjunction with WATCHMAKER PREMIUM

Nothing easier than that.

Please install WATCHMAKER-Premium first:

http://goo.gl/FMxUfY

Then install Gold App.
For Watchmaker, the watch then appears under "My Watches".

- date and day
-Weather condition and temperature
- Just tap the color change on the FourG icon
- Simply tap the pointer change in the middle of the dial


Or get 5 watches for the price of 2 !!!
https://play.google.com/store/apps/details?id=fred.wmwatch.watchpack1