Be it known unto all to whom these presents come that (name of recipient), having by his/her great courage and prowess at arms twice won the Crown of AEthelmearc, being first Crowned on (date of first Coronation) and again upon (date of second Coronation) and therefore having twice reigned as Sovereign of AEthelmearc, has thereby earned the right to the title and estate of a Duke/Duchess of Our Realm. Therefore do We (name of King and Queen) Rex and
most joyfully invest him/her as Duke/Duchess (first name of recipient) with all
of the rights, dignities and honors pertaining thereunto. In witness whereof We
have set Our Hand this (#) day of (month) Anno Societatis (year) at (event) in
Our (Name of hosting group).
(Signatures of King and Queen)