Watch List notes:

Constantine VI, with Leo III, Constantine V, and Leo IV, AV Solidus. Constantinople, AD 778-780. [LЄOҺ VS S ЄςςOҺ COҺSƮAҺƮIҺOS O ҺЄO~, Leo IV and Constantine VI enthroned facing, each wearing crown and chlamys; cross above / [LЄOҺ PAP COҺ]SƮAҺƮIҺOS PAƮHR, crowned facing busts of Leo III and Constantine V, each wearing loros; cross above, pellet between. DOC 2.1 (Leo IV); Sear 1584 (Leo IV). 4.41g, 21mm, 6h.

Extremely Fine.

From a private Swiss collection.