The charcoal item in Pokemon Diamond powers up your attack by 20%.
The super rod is used in Pokemon Diamond to catch wild Pokemon. A fisherman gives you this item at the Battle Zone.
in pokemon diamond it is i don't know about the others
The diamond is a hold item that Dialga, the legendary Pokemon in Pokemon diamond, holds, making its moves stronger or do more damage.
The item locations list is on one of these websites.How_do_you_get_Pinsir_in_SoulSilver_or_HeartGoldShould_you_snag_Rhydon_in_XD_or_evolve_a_Rhyhorn_into_Rhydon
The amazing and exotic surfboard which can be obtained as an invisible item in sandgem beach. When you give this item to a Pokemon it can learn surf and if you take the item from the Pokemon it immediately and abruptly forgets the hidden machine surf
The item charcoal is found in the valcano near the resort area.
Charcoal is an held item. It boosts the power of FIRE-type moves.
Have a pokemon hold the item and it will boost Fire type moves.
The Special Key is a key item in Pokemon Diamond. You can find this item in a warehouse in Veilstone City.
there are none that i know of in diamond. sorry(-_-)
The Magmarizer is a held item in the Pokemon games that helps the Pokemon Magmar evolve into Magmortar. This item can be found in Pokemon Diamond held by Magbys in the wild.
The dawn stone is an item that is used to evolve certain Pokemon in Pokemon Diamond. To get this item, search in Mt. Coronet.
knowa
at the herb shop in lavaridge town - one of the houses
It will keep the item cause the Pokemon is being migrated and like in the wild how the Pokemon sometimes has an item it is the same in Pal Park.
you find it on moon island or the resort area i think.....
no there is not sorry