date
年号 — Reading
The year of striking, cut into the coin.
Kaiyuan TongbaoTang, first cast 621
Wadō KaichinAD 708–
Guldengroschen1486
⚠ Coins with a date are actually a minority in the overall history of coinage. Most ancient and medieval coins do not bear a date. The chronology of undated issues is inferred from die links, the archaeological layer in which they were found, and other coins found with them.