Trachy

• Later scyphate (cup-shaped) coins known as trachy were issued in both electrum (debased gold) and billon (debased silver). The exact reason for such coins is not known, although it is usually theorized that they were shaped for easier stacking.

Photographs

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  Andronicus I Comnenus (billon trachy)
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  Alexius I Comnenus
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  Alexius III Angelus: Electrum trachy