|The following is based on content from Fallout: The Board Game.|
Diamond City is a level four settlement found within Fallout: The Board Game. The location only appears when playing the Commonwealth scenario.
The Diamond City tile has four spaces within it. The centermost space contains the level four settlement, and the other three spaces are surrounding the settlement.
On the board
Diamond City appears only in Fallout: The Board Game when playing the The Commonwealth scenario.