The blazon of the chief's armoiral shield is Azure, three antique crowns Or and corresponds to one of the attributed arms of the legendary King Arthur.
The “mount” is described in the German blazon as a Dreiberg, but it does not have the shape that this charge usually takes in German heraldry (for examples within this same district, see Kerpen’s and Birgel’s coats of arms).
The blazon of the municipal coat of arms is Gules St. Valentin clad Or and Argent holding his dexter in blessing and in sinister a crosier of the second standing above an ill Boy clad Sable.
The blazon of the municipal coat of arms is Azure, St. Brice depicted as bishop clad Argent with mitre and haloed Or holding a crosier stantant on Coupeaux of the last. The village's name comes from St. Brice who was the bishop of Tours during the 5th century.
Thibaut de Blaison, Blason, or Blazon (died after March 1229) was a Poitevin nobleman, Crusader, and trouvère from a noble family with lands in Blason and Mirabel.
Diapering (covering areas of flat colour with a tracery design when depicting arms) is not considered a variation of the field; it is not specified in blazon, being a decision of the individual artist.