Start-bonus: 400 coins.
Collections: 600 coins every 8 hours.
Total collection: 5800 coins.
This does not include extra we can get from quests and ads.
For collecting times check this.
Double Ice -VR- #277: 3 pieces.
Icewind -E- #611: 6 pieces.
Queens Champion -L- #1440: 7 pieces.
Map 1: Queens Champion only - 4955 coins, players can collect some chests besides the path if they have enough coins.
Map 2: Queens Champion + all chests - 10280 coins.
Map 3: Chests only - 8570 coins.
White path is forward and red is back. Forward costs the number of coins that is written on the field. Back is always 5 coins each step.