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From Pathfinder Treasure Vault (Remastered), which isn't enabled.

Ghostcaller's Planchette (Greater)

ITEM 18
MAGICALSPELLHEART
Price 21000 gp
Usage affixed to armor or a weapon
Bulk —

This miniature wooden planchette is engraved with symbols designed to attract spirits. When affixed, the symbols begin to glow, and the planchette turns slightly insubstantial. The spell DC of any spell cast by activating this item is 38.

  • Armor After you cast a spell by activating the planchette, you gain resistance 10 to all physical damage (except Ghost Touch) until the start of your next turn. Attacks by incorporeal creatures (such as a ghost's ghostly hand) count as ghost touch.

    Effect: Ghostcaller's Planchette - Armor

  • Weapon After you cast a spell by activating the planchette, the affixed weapon gains the effects of both the ghost touch and Greater Vitalizing property runes until the end of your next turn.

    Effect: Ghostcaller's Planchette - Weapon

Activate Cast a Spell
Effect You cast Void Warp.
Activate Cast a Spell
Frequency once per day
Effect You cast 7th-rank Invoke Spirits
Activate Cast a Spell
Frequency once per day
Pathfinder Treasure Vault (Remastered)ORC