2026-09-25T01:14:20+01:00https://marinefinds.org.uk/byzantinecoins/rulers/ruler/id/1990/format/jsonhttps://marinefinds.org.uk/byzantinecoins/rulers/ruler/id/1990/format/xmlhttps://marinefinds.org.uk/byzantinecoins/rulers/ruler/id/1990199067Constantine IVConstantine_IV668685112009-02-19 00:00:00560000-00-16 00:00:0056