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date

年号　—　Reading

The year of striking, cut into the coin.

Kaiyuan Tongbao Kaiyuan TongbaoTang, first cast 621 Wadō Kaichin Wadō KaichinAD 708– Guldengroschen Guldengroschen1486
A photograph of what this word names.

⚠ 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.