Here is the full list of all 11 PIGMENTUM achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Unlock Level 4
Unlock Level 8
Unlock Level 11
Score 27 points
Score 31 points
Score 47 points
Score 50 points
Score 66 points
Score 79 points
Score 220 points
Unlock Level 1