Here is the full list of all 17 Castle Clicker achievements.
Start a New New Game Plus
Perform a Progress Reset
Reach Level 200
Reach New Game Plus 5
Use the Big Red Button
Use a Super Mine Stone
Find 10 Artifacts
Use one of each Time Stone
Build a Paper Refinery
Start a New Game Plus
Reach Level 50
Collect a Level 7 Daily Stone
Build a Grand Casino
Build an Airship
Complete a Guild
Reach Level 10
Complete the Tutorial