Moon Stone is an item in the “Evolution” category (Items). It costs ₽3000.
In-game descriptions
| Ruby / Sapphire · Emerald | Makes certain species of POKéMON evolve. |
|---|---|
| FireRed / LeafGreen | A peculiar stone that makes certain species of POKéMON evolve. It is as black as the night sky. |
| Diamond / Pearl · Platinum · HeartGold / SoulSilver · Black / White · Black 2 / White 2 | A peculiar stone that makes certain species of Pokémon evolve. It is as black as the night sky. |
| X / Y · Sun / Moon · Ultra Sun / Ultra Moon · Let’s Go, Pikachu! / Let’s Go, Eevee! · Sword / Shield | A peculiar stone that can make certain species of Pokémon evolve. It is as black as the night sky. |
Where to find it
| Place | Games | How | Tile |
|---|---|---|---|
| Meteor Falls — 1F 1R | RuSa | on the ground | 2, 14 |
| Meteor Falls — 1F 1R | E | on the ground | 2, 14 |
| Mt. Moon — 1F | FRLG | on the ground | 3, 2 |
| Mt. Moon — B2F | FRLG | hidden | 20, 16 |
| Pokémon Mansion — 1F | FRLG | hidden | 2, 21 |
| Rocket Hideout — B2F | FRLG | on the ground | 2, 5 |
Held by wild Pokémon (Generation 3)
Common: 50% · rare: 5% (60% / 20% with Compound Eyes in the lead), from SetWildMonHeldItem.
| Rare |  Clefairy  Clefable  Cleffa  Lunatone |
|---|
Sources : PokeAPI (items, item_flavor_text, machines) · atlas · pokeemerald species_info.h