07/08/2013 01:34 pm ET Updated Sep 07, 2013

82nd & Fifth: PARADOX by Maryam Ekhtiar

This twenty-two-karat solid gold case, decorated with mythical beasts and crowned by a bird, contains a brown stone covered with gold--an imitation of the gallstone of an animal. "Works of art aren't what they seem always," says curator Maryam Ekhtiar.

Get a complete, 360-look at the stone and case.