Watch List notes:

PERU: shell bead necklace, ca. 1100 AD, Opitz (2011) p.105 (plate example), ca. 36cm, a pre-Incan example made from spondylus shell beads, which were traded from Ecuador, VF, ex Charles Opitz Collection. Visit www.traditionalmoney.com for a downloadable copy of Odd & Curious and Traditional Money (Opitz, 2011).

Estimate: 120-160 USD