Ultra 4K HD image, must represent a mosaic like that of Justinian I the great

Ultra 4K HD image, must represent a mosaic like that of Justinian I the great, being a character in that same style, without hat, with medium curly hair, with touches of gold and with a fringe falling on one side, with a golden robe, and a background that is also gold but darker, important that it looks like a mosaic of the time. The character's hair must be brown brown and his face must express nobility, seriousness and trust .