As Prince of Orange, William's coat of arms was: Quarterly, I Azure billetty a lion rampant Or (for Nassau); II Or a lion rampant guardant Gules crowned Azure (Katzenelnbogen); III Gules a fess Argent (Vianden), IV Gules two lions passant guardant Or, armed and langued azure (Dietz); between the I and II quarters an inescutcheon, Or a fess Sable (Moers); at the fess point an inescutcheon, quarterly I and IV Gules, a bend Or (Châlons); II and III Or a bugle horn Azure, stringed Gules (Orange) with an inescutcheon, Nine pieces Or and Azure (Geneva); between the III and IV quarters, an inescutcheon, Gules a fess counter embattled Argent (Buren).