Watch List notes:

SOLOMON ISLANDS: Choiseul Island, shell earplug (60.06g), Opitz (2011) p.214 (plate example), 45 x 25 x 23mm, made from giant clam shell, with a deep groove in the middle for wearing in one's earlobe, etched with simple decorative patterns in black on both sides, Choice VF, ex Charles Opitz Collection.

Estimate: 100-150 USD