Aura strong varied; CL 12th

Slot —; Price 18,000 gp; Weight —

This stone sustains the wearer without air.

Cracked: This stone grants a +4 competence bonus on Constitution checks to hold your breath. Price: 500 gp.

Flawed: This stone sustains the wearer without air, but he is always staggered. Price: 12,000 gp.

See Inferior Ioun Stones for details on cracked and flawed variant stones.

Craft Wondrous Item, creator must be 12th level; Cost 9,000 gp.