That is a great helm, this time with full jousting/parade attire. Notice the nice cross-shaped breething space on the left cheek.
Although an example has been posted, I have to post mine as well. Another thanks to Deacon Ray for this awesome coin.
@seth77, do you collect helmets or are you into medieval armory? Serbia: Prince Stefan Lazarević (1389-1402) AR Dinar (Jovanović 2; Иванишевић 42.12; Ljubića T.XIII 31-32) Obv: CON-SVE; Helmet surmounted by two bovine horns on left Rev: S-SO; Christ, nimbate, seated facing upon throne without back; right hand raised in blessing, left holds Gospels
Hungary: Charles Róbert (1307-1342) BI Denár (Huszár-451, Unger-361) Obv: Lily Cross, between the arms C - R - V - K Rev: Helmet