I have since found that not everything is there, but this one is. Here's the address:
http://www.ps3trophies.org/forum/quel...

If you really want to know, I found someone who has posted solutions to every level and locations of everything. Tell me if you want me to tell you where to find it.

Same here. It takes 7 moves on the left side. Then in 9 moves you can have all diamonds lit, but when you finish changing remaining blocks to blue, you are out of position and have to spend one more to get back.