what do you mean
In Diamond, you can obtain a Water Stone in the underground in Sunyshore City.
evee
to evolve certain Pokemon
A Water Stone evolves a Poliwhirl, Shellder, Staryu, Eevee, and Lombre.
an Eevee, use a water stone on it to evolve it into a vaporeonEevee into VaporeonPoliwhirl into PoliwrathLombre into LudicoloShellder into CloysterStaryu into Starmie
you can find one while mining
Thunder stone =Jolteon Water stone = Vaporeon.Fire stone = Flareon.
go underground and keep digging till u find a water stone or a fire stone
Only one's I know of is Graveler, Magmar (With a Magmarizer), Machoke, Rhydon (With the protection item), Haunter, Dusclops (With Reaper Cloth). If you know anymore just edit this.
To get the Pokemon Poliwrath in Pokemon Diamond version you have to evolve a Polywhirl. To do this, you need to expose it to a water stone.
you can't you have to get poliwhirl and then use a water stone on it [which is underground]
there is 1 at route13 with surf. or go underground.