| Appearance | Namae | Upgrading Cost | Upgrading Cost in Gems | Upgrading Time |
 |
Foundry | 7.000  7.000  |
12.600  |
10 days |
 |
Manor | 3.500 3.000 |
5.850 |
7 days |
 |
Improved Watermill | 6.500 1.500 |
7.200 |
7 days |
 |
Improved Warehouse | 6.000 6.000 |
10.800 |
7 days |
 |
Improved Silo | 5.500 2.500 |
7.200 |
7 days |
 |
Deer Stalker Hut | 5.000 3.000 |
7.200 |
7 days |
 |
Improved Deer Stalker Hut | 5.000 3.000 |
7.200 |
7 days |
 |
Fish Farm | 6.000 1.500 |
6.750 |
7 days |
 |
Improved Farm | 5.000 2.500 |
6.750 |
7 days |
 |
Improved Mill | 3.000 1.750 |
4.275 |
7 days |
 |
Improved Bakery | 2.500 2.000 |
4.050 |
7 days |
 |
Improved Butcher | 5.500 2.000 |
6.750 |
7 days |
