Water Stone

|}
The Water Stone (Japanese: みずのいし Water Stone) is a type of Evolution stone introduced in Generation I.
==In the core series games==
===Price===
|}
|}
In the Generation V games, the Water Stone can be sold to an item maniac inside the Icirrus City Pokémon Center for 3000.
===Effect===
Can be used to evolve one of several Pokémon. This consumes the Water Stone.
*Causes to evolve into 
*Causes to evolve into 
*Causes to evolve into 
*Causes to evolve into 
**The Water Stone cannot be used to evolve the Partner Eevee or Eevee with the Gigantamax Factor into Vaporeon.
*Causes to evolve into 
*Causes to evolve into 
====Other uses====
In and , the player is required to have a Water Stone to open the hidden room in the southwestern chamber of the Ruins of Alph. In Pokémon Crystal, the player simply needs to have it in their Bag. In Pokémon HeartGold and SoulSilver, they need to use it while facing the wall.
===Description===
|}
|}
===Acquisition===
|-
| 
| 
| Celadon Department Store
|-
| 
| Sea Cottage (from Bill's grandfather)
| Mystery Gift, (gift from Tully)
|-
| 
| Abandoned Ship
| (trade for Blue Shard with Treasure Hunter)
|-
| 
| Seafoam Islands (×2)
| Celadon Department Store
|-
| 
| Phenac Stadium, Gateon Port
| 
|-
| 
| Routes and , Solaceon Ruins
| Underground
|-
| 
| Seafoam Islands, Sea Cottage (from Bill's grandfather)
| (gift from Tully), Bug-Catching Contest first prize (post-National Pokédex), Pokéathlon Dome (2500 Pts.)
|-
| 
|
| (held by wild )
|-
| 
| Castelia City, Driftveil City
| s, Black City/White Forest (Ralph)
|-
| 
| , Clay Tunnel
| Battle Subway/Pokémon World Tournament (3 BP), Join Avenue (), White Forest (Store 2)s (Chargestone Cave, Mistralton Cave, Clay Tunnel, Twist Mountain, Underground Ruins, , Wellspring Cave, Seaside Cave, Giant Chasm)Hidden Grottoes (Routes , , , , , , , , , and ; Floccesy Ranch; Giant Chasm; Abundant Shrine; Lostlorn Forest; Pinwheel Forest)Transfer from 
|-
| 
| 
| , 
|-
| 
| 
| Dream Clouds (after catching )
|-
| 
| Routes and 
| Lumiose City (), (The Water Stone Cup Begins!, The Battle for the Best: Version X!, and The Battle for the Best: Version Y!), (from Psychic Inver)Spiky rocks
|-
| 
| 
| (trade for Blue Shard with Treasure Hunter), Mauville City (), (The Water Stone Cup Begins!, The Battle for the Best!), (rematch with Elliot), Secret Base ("Pick up stones" with )
|-
| 
| 
| (Lv. 2)
|-
| 
| , Paniola Ranch
| Konikoni City, Poké Pelago (Isle Aphun - Brilliant-Stone Hunting, Interesting-Item Hunting)
|-
| 
| Routes and 
| Celadon Department StoreFound by walking Pokémon (Rock Tunnel)
|-
| 
| , Bridge Field
| Hidden recurring item (Lake of Outrage)Bridge Field (Digging Duo)Poké Job reward (Tiers III, IV, and IX)
|-
| 
|
| Hidden recurring item (Courageous Cavern)
|-
| 
|
| Hidden recurring item (Roaring-Sea Caves)Max Raid Battles (Ballimere Lake)
|-
| 
| 
| Grand Underground
|-
| 
|
| Blue ore deposits (Obsidian Fieldlands, Crimson Mirelands, Cobalt Coastlands) (1,000 MP) (randomly sold by Ginter, as "Water-Droplet Rock")Space-time distortions
|-
| 
| Cascarrafa, Area Zero, South Province (Area Four)Reward for registering 80 Pokémon in the Paldea Pokédex
| Delibird Presents (after earning 3 Gym Badges)Tera Raid Battles (1★, 2★, 3★, 4★, 5★)Sparkling overworld item (East Province (Area One), East Province (Area Two), North Province (Area One), North Province (Area Three))
|-
| 
| Fellhorn Gorge
| Sparkling overworld item (Kitakami Road)
|-
| 
| 
| Sparkling overworld item (Coastal Biome)Item Printer
|}
|}
====Distribution====
{| border=1 style="background:#FFF; border:1px solid #; border-collapse:collapse"	 	 	
Games	Event	Language/Region	Distribution period
 	 	Korean 	January 7 to 31, 2011
 	 	All 	July 14 to September 30, 2024
 	 	All 	November 18, 2024 to December 31, 2025
=====As a held item=====
{| border=1 style="background:#FFF; border:1px solid #; border-collapse:collapse"	 	 	
Games	Event	Language/Region	Distribution period
 	 	United States 	August 30 to September 4, 2003
==Gallery==
===Artwork===
Artwork from
===Sprites===
 	 	
sprite from, and	sprite from	Bag sprite from
==In the spin-off games==
===Pokémon Mystery Dungeon series===
The Water Stone appears in Pokémon Mystery Dungeon: Red Rescue Team and Blue Rescue Team, Explorers of Time, Darkness, and Sky, and Gates to Infinity.
====Price====
|}
|}
====Effect====
Can be used to evolve one of several Pokémon by offering it at the Luminous Cave or Luminous Spring or by using it in a dungeon. This consumes the Water Stone.
*Causes to evolve into 
*Causes to evolve into 
*Causes to evolve into 
*Causes to evolve into 
*Causes to evolve into 
*Causes to evolve into 
If thrown, it will deal 1/2 damage (2 if sticky). In Red Rescue Team, Blue Rescue Team, Explorers of Time, Explorers of Darkness, and Explorers of Sky, using this item in a dungeon will consume it, with no effect.
====Description====
|}
|}
====Acquisition====
|-
| 
| 
| Northwind Field (29F)
|-
| 
| 
| Treasure Boxes, Job requests (★3-★9)Mystifying Forest (Kecleon Shop: 5F, 7F, 9F, 11F, 13F), Lake Afar (Kecleon Shop: B3F, B5F, B7F, B9F, B11F, B13F, B15F, B17F, B19F, B21F, B23F), Midnight Forest (Kecleon Shop: B5F, B7F, B9F, B11F, B13F, B15F, B17F, B19F, B21F, B23F)
|- 
| 
| 
| Treasure BoxesPokémon Paradise (Sunken Treasure, Beartic Slide, Prize Palace)Skill Treasury, Treasure Trove
|}
|}
====Appearance====
 	 	 	
Sprite from	Sprite from, and	Sprite from	Model from
===Pokémon Conquest===
In Pokémon Conquest, and evolve into and , respectively, if their link is improved while their Warrior is equipped with a Water Stone.
A Water Stone can be purchased from the for 5000 gold, and sold for 2500-3250 gold.
====Description====
|}
|}
===Pokémon Pinball series===
In Pokémon Pinball and Pokémon Pinball: Ruby & Sapphire, the player gets three Water Stone symbols in order to evolve any of the Pokémon below.
Evolves from	Evolves into		
 	 		
 	 		
 	 		
 	 		
====Gallery====
 	 	
Sprite from	Counter from	Sprite from
===Pokémon Sleep===
The Water Stone is available in Pokémon Sleep.
====Price====
|}
|}
====Effect====
The Water Stone is required to evolve certain Pokémon in Pokémon Sleep. It is consumed upon use.
* requires 80 Eevee and a Water Stone to evolve into .
====Description====
|}
|}
====Acquisition====
|-
| 
| reward
| 
|}
|}
==In animation==
===Pokémon the Series===
========
The Water Stone debuted in The Battling Eevee Brothers as part of a collection held by the Eevee brothers. In the party they hosted, a Trainer used a Water Stone to evolve his into a .
========
In Go Go Ludicolo!, a Water Stone appeared in a fantasy.
In Once in a Mawile, a Water Stone belonging to Samantha appeared; Brock's Lombre used it to evolve into . This is the first time that a main character's Pokémon evolved via an Evolution stone onscreen.
========
 gave a Water Stone to a wild Lombre in A Faux Oak Finish! so that it could evolve into .
In Last Call — First Round!, Ursula used a Water Stone and a Fire Stone during the Performance Stage of the Sinnoh Grand Festival to evolve her two Eevee, evolving them into a Vaporeon and Flareon, respectively.
========
Mystery on a Deserted Island! featured the Water Stone along with all of the other Evolution stones available as of Generation V.
========
A full set of Evolution stones was seen on display in a stone shop in Geosenge Town in The Cave of Trials!.
========
In On Land, In the Sea, and to the Future!, Chloe received a Water Stone from Kiley. She asked her if she wanted to use it, but she decided not to evolve yet. Another Water Stone appeared in a flashback in the same episode, used by Kiley to evolve his own Eevee into Vaporeon.
====Gallery====
Water Stone EP040.png|Rainer backed by a Water Stone in The Battling Eevee Brothers!
Water Stone AG105.png| holding a Water Stone in Once in a Mawile
Water Stone DP139.png|A holding a Water Stone in A Faux Oak Finish!
Water Stone BW135.png|A Water Stone in Mystery on a Deserted Island!
==In the manga==
===The Electric Tale of Pikachu===
The focus of the chapter To Evolve or Not to Evolve, That Is the Question! was Evolution stones. hoped to buy a Water Stone for her in Stone Town, a town on Dream Island where all the Evolution stones in the Pokémon world come from. However, she couldn't afford one, remarking that an inexpensive one might make the evolution go bad.
Misty was later given a Water Stone by Mikey, who was being pressured to join the "Knights of the E Stone", a club which requires members to own a Pokémon evolved by an Evolution stone.
===Pokémon Adventures===
========
In Buzz Off, Electabuzz!, Red's Poliwhirl was able to evolve into a with the help of a Water Stone when they were thrown into the water in Harbor, although the cause of his evolution wasn't revealed until the .
========
In The Kindest Tentacruel, the Pokémon Fan Club Chairman told about a legend of an underwater dome at the bottom of Vermilion Harbor, housing a set of Evolution stones which, unlike normal stones, did not disappear after making a Pokémon evolve, allowing them to be used repeatedly. The cause of 's Poliwhirl's evolution had been one of these said stones, proving the legend to be true. Yellow was later led to the dome by a wild , finding a Leaf Stone in it, but the Fire, Thunder, and Water Stones were missing. Later, it was revealed that had given them to Red so he could freely evolve and devolve his Eevee.
========
In Mowing Down Ludicolo, Shelly used a Water Stone to evolve her into a while battling against 's Pokémon.
========
In Triple Threat, Cilan, Chili, and Cress used a Leaf Stone, Fire Stone, and Water Stone to evolve their , , and into , , and , respectively, during their battle against the Shadow Triad.
==Trivia==
* Through in the Generation I games, Pokémon that would normally require an Evolution stone to evolve can be evolved without it, provided that the Pokémon levels up in the battle and the player has sent out a specific Pokémon in the same battle. In the case of the Water Stone, this Pokémon is .
* In Pokémon: Let's Go, Eevee!, if the player tries to give their a Water Stone, they will not accept it, and therefore, will not evolve. The same thing will happen if the player attempts to give them a Fire Stone or a Thunder Stone.
==In other languages==
==Related articles==
Category:Pokémon Mystery Dungeon items
Category:Pokémon Conquest items
de:Wasserstein
es:Piedra agua
fr:Pierre Eau
it:Pietraidrica
ja:みずのいし
zh:水之石（道具）