In accordance with the Klētorologion of 899, the Byzantine caesar's insignia were being a crown and not using a cross, plus the ceremony of a caesar's creation (in this case relationship to Constantine V), is A part of De Ceremoniis I.43.[15] The title remained the best from the imperial hierarchy https://marioay5h7.tokka-blog.com/29108027/the-definitive-guide-to-caisar