1/3 Ducat - Leopold I Breslau

Breslau's mint operated under Habsburg authority throughout Leopold I's reign, but the 1680s were particularly fraught — Silesia was still absorbing the economic and demographic wreckage of the Thirty Years' War decades on, and Leopold's parallel military commitments against both the Ottomans and Louis XIV strained imperial finances severely. Small-denomination gold fractions like this were practical instruments for trade at a granular level, filling gaps that silver coinage could not efficiently cover in certain merchant transactions.

Herinek's numbering spanning 455–458 indicates multiple die pairings across this decade-long window, making attribution to a specific year within the range dependent on die study rather than inscription alone.