Q: How do I get these watch faces on my S2?
A: You will need to first download and install Gear Watch Designer which will work on PC or MAC. I recommend you use the getting started link from Samsung which explains what you need to do.
Q: I have installed Gear Watch Designer, but how do I send the loaded project to my watch?
A: turn on WiFi and enable debugging. Open Gear Watch Designer. Gå to project. Build and run.