Watch List notes:

COINS, 錢幣, JAPAN, 日本, Ancient, Nara-Heian Period: Bronze "和同開珎" Wado Kaichin, 708 AD, type II with rectangular "口" in "和" and the two closed boxes in "開" are below a pair of horizontal strokes (JNDA 1; Jacobs & Vermeule K2). About very fine.

Estimate: US$250-300