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die

極印　—　Making

The metal punch that drives the design into a coin.

Kōshū ichibukin (one-bu gold of Kai) Kōshū ichibukin (one-bu gold of Kai)Later 16th century–1860s Eight reales of Potosí Eight reales of Potosí1556–1598 (Philip II) Keichō koban (oval gold piece) Keichō koban (oval gold piece)AD 1601
A photograph of the real thing this term names.

Coins struck from the same die will replicate its features exactly, even down to any flaws on the die. From this, one can identify that 'these two coins came from the same die,' and by tracing these die links, one can even estimate the production volume of the mint.

⚠ Dies are consumable and will eventually crack with use. The progression of these cracks can even reveal the order in which the coins were struck.

References

  • Online Coins of the Roman Empire (OCRE) — American Numismatic Society / ISAW, NYU　A catalogue of Roman Imperial Coinage. 31 BC–AD 491, over 43,000 types. The place with the most examples of types.

Only works and primary sources whose existence has been verified are listed.