"Oh ho ho! Now THIS is interesting." with this Paddy uses it's powerful consciousness to sweep the area, looking deeply into each of the objects for any residue of magical energies, as one would expect of an expert of high arcana; with its discerning eye Paddy should readily recognize any magical auras and its skill with weaving magic leaves little to be desired in this endeavor.

From there it will attempt to appraise each gem and look for actual disparities and disimilarities between each gem, from their cut to their estimated value, but this is...not quite Paddy's expertise. All the while it ruminates over the meaning behind the exact wording of the note; perhaps there is a hint to be found there instead?

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Arcane Sight with an associated Spellcraft Check to identify any magical energies in the area (1d20+68)[70].

From there Paddy will attempt a lore check (replacing a relevant knowledge check at no DC penalty) to try to figure out if the gemstones have any significant differences. (1d20+42)[47]