Japan
Akita. City silver 4 Monme 6 Bu-Ginban ND (1863), KM10, JNDA 09-72, crudely struck about XF. Silvery-gray patina with normal wavy flan. Included is the JNDA (Japan Numismatic Dealers Association) certificate of authenticity # 43446.
Estimate: 400-500 USD