PFSRD:Stone Of Alarm
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|This material is published under the OGL|
Price 2,700 gp; Aura faint abjuration; CL 3rd; Weight 2 lbs.
This stone cube, when given the command word, affixes itself to any object. If that object is touched thereafter by anyone who does not first speak that same command word, the stone emits a piercing screech for 1 hour that can be heard up to a quarter-mile away (assuming no intervening barriers).
Cost 1,350 gp