Inca Wood Kero from Peru, ca. 1300 - 1500 AD. An Early Inca wood kero from Peru, ca. 1300 - 1500 AD. It is 5-5/8 high, 3-3/4 in diameter and is decorated with deeply carved geometric designs. Deep, dark patina from extensive use, a couple of the typical age cracks. Ex Austin estate. Value range: $400 - $600.