| Appearance | Namae | Upgrading Cost | Upgrading Cost in Gems | Upgrading Time |
 |
Bakery | 1.000  1.200  |
1.980  |
7 days |
 |
Bowman | 1.000 1.200 |
1.980 |
7 days |
 |
Brewery | 1.000 1.200 |
1.980 |
7 days |
 |
Butcher | 2.000 3.000 |
4.500 |
7 days |
 |
Coal Mine | 1.500 |
1.350 |
13:20 minutes |
 |
Coking Plant | 1.000 1.200 |
1.980 |
7 days |
 |
Colored Finesmith | 1.000 1.200 |
1.980 |
7 days |
 |
Colored Papermill | 1.000 1.200 |
1.980 |
7 days |
 |
Copper Mine | 500 |
450 |
13:20 minutes |
 |
Exotic Wood Cutter | 6.000 3.600 |
8.640 |
10 days |
 |
Exotic Wood Forester | 6.000 3.600 |
8.640 |
10 days |
 |
Exotic Wood Sawmill | 6.000 3.600 |
8.640 |
10 days |
 |
Farm | 1.000 1.200 |
1.980 |
7 days |
|
Finesmith | 1.000 1.200 |
1.980 |
7 days |
 |
Fisherman | 500 200 |
630 |
7 days |
 |
Gold Mine | 3.000 |
2.700 |
13:20 minutes |
 |
Granite Mason | 6.000 3.600 |
8.640 |
10 days |
 |
Hardwood Cutter | 1.500 1.600 |
2.780 |
7 days |
 |
Hardwood Forester | 1.500 1.600 |
2.780 |
7 days |
 |
Hardwood Sawmill | 1.500 1.600 |
2.780 |
7 days |
 |
Hunter | 2.000 3.000 |
4.500 |
7 days |
 |
Improved Lettersmith | 3.000 3.000 |
5.400 |
7 ddays |
 |
Intermediate Papermill | 6.000 3.000 |
8.100 |
7 days |
 |
Iron Mine | 1.500 |
1.350 |
13:20 minutes |
 |
Lettersmith | 3.000 3.000 |
5.400 |
7 days |
 |
Longbowmaker | 3.000 3.000 |
5.400 |
7 days |
 |
Mahogany Sawmill | 7.500 4.500 |
10.800 |
7 days |
 |
Marble Mason | 1.000 600 |
1.440 |
7 days |
 |
Mason | 500 200 |
630 |
7 days |
 |
Mill | 1.000 1.200 |
1.980 |
7 days |
 |
Pinewood Cutter | 500 250 |
675 |
7 days |
 |
Pinewood Forester | 500 300 |
720 |
7 days |
 |
Pinewood Sawmill | 500 200 |
630 |
7 days |
 |
Residence | 1.000 1.000 |
1.800 |
7 days |
 |
Saltpeter Mine | 3.000 |
2.700 |
30:00 minutes |
 |
Silo | 3.000 3.000 |
5.400 |
7 days |
|
Simple Papermill | 1.000 1.200 |
1.980 |
7 days |
 |
Stable | 2.000 3.000 |
4.500 |
7 days |
 |
Storehouse | 800 500 |
1.170 |
7 days |
 |
Titanium Mine | 3.000 |
4.500 |
30:00 minutes |
 |
Toolmaker | 1.000 1.200 |
1.980 |
7 days |
 |
Watermill | 3.000 3.000 |
5.400 |
7 days |
