The Shadow Diamond is one of the currencies used in game to combine items together. It is found in select Combination recipes. Due to the nature of many desirable items being created through combinations, the Shadow Diamond is usually in reasonable demand.
There are currently 4 different types of diamonds:
- Shadow Diamond
- Ice Diamond
- Blood Diamond
- Smoke Diamond
Source[]
Shadow diamonds can be obtained in the following ways:
- Diamond Chest
- Barrows minigame
- OP Chest drop
- Keyroom 4
- Keyroom 5
- Sponsor Shop