Denomination nomisma

Name [de]

Billon-Trachy

Nomisma

http://nomisma.org/id/hyperpyron_bill_trachy nomisma

Information

A Byzantine billon denomination, of the reform of Alexios I Komnenos (1081-1118), of concave shape, 1/48 Hyperpyron, with ca. 6-7% silver, but it will soon degrade to 2.5-3%, 1/128 of Hyperpyron. Further debasement to 2-3% silver, value drops to 1/184 Hyperpyron. Production will stop under Alexios III (1195-1203). It was also produced during the divided empire in Nicaea, Epirus, Thessalonica.

Permalink

https://ikmk.smb.museum/ndp/nominal/684