A diamond may also be dropped by any [[Monsters|Monster]] once you have reached the bottom of the Mines. Before reaching the bottom of the Mines, a Diamond may be dropped by a Red or Purple [[Slimes|Slime]], or a [[Duggy]]. A [[Wilderness Golem]] may also rarely drop a diamond (0.1% chance).
Diamonds may also be found in [[Fishing#Treasure Chests|Fishing Treasure Chests]] or by [[Copper Pan|panning]]. After the player has reached the bottom of [[the Mines]], they may also be found in [[Garbage Can]]s. An [[Ice Pip]] or [[Stonefish]] [[Fish Pond]] may produce a Diamond when the population of the pond reaches 9.
A book in the [[Museum]], titled "A Study on Diamond Yields," contains the following information: