The Diamond is one of the most important items in the game, the game being named and themed after it.
It is the 4th of 5 tiers gem available to use with various items. A player will at least need 77 Diamonds to upgrade tools and do everything you need.
|7 in total
(1 for each)
|17 in total
(1 for each area)
|Doubles the chance for equipment drops from monsters|
|1||You need to sell one sapphire to npc to unlock the Gem Goblin Shop|
|1 for each display|
|1 for each key||Gives more items slots|
|10||You need to sell 10 Promethium Diamond Display in one go to complete Mission Set 46|
|30||You need to open 30 Treasure Chest with Gold Diamond Key in one go to complete Mission Set 47|
|10||You need to use 10 Diamonds to upgrade the Robot Miner|