Water Stone

Items pocket · buy for $2,100, sells for $1,050

Effect

A peculiar stone that makes certain species of Pokémon evolve. It is blue and shaped like a water drop.

Follow the linked quests for story requirements. A listed source does not always mean you can get the item more than once.

Item balls on the ground

• Seafoam Islands B2F (4 steps south and 4 steps east of the door to Seafoam Islands B1F)

Gifts from people

• S.S. Anne 1F Northwest rooms · see S.S. Anne: Teddiursa's honey and the salt (starts the party)

Prizes and menu choices (you get one of several)

• Route 25 Sea Cottage (one of several; chosen in a menu or by a draw) · see Sea Cottage: Bill's grandfather (show him five Pokémon)

Shops

• Celadon Department Store 2F · $2,100
• Olivine Poké Mart · $2,100

Used or asked for in

Someone in these places asks for this item or takes it: Ecruteak Dance Theater.

Other uses

Evolution requirements

• Poliwhirl → Poliwrath: use Water Stone
• Shellder → Cloyster: use Water Stone
• Staryu → Starmie: use Water Stone
• Eevee → Vaporeon: use Water Stone
• Lombre → Ludicolo: use Water Stone
• Panpour → Simipour: use Water Stone
• Gigantamax Eevee → Vaporeon: use Water Stone

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