Spelljammer
Buildings
Building, Grand Stone
Item Name:Building, Grand Stone
Cost:19000
Weight:
Unit:Each
Description:A large keep or small castle of approximately 4000 square foot with multiple floors and spires adding up to 10,000 square feet or more of living space.

It takes 4200 man days to build (1 person takes 4200 days, 2 people take 2100 days, 3 people take 1,400 days, etc.).