| As heir presumptive by Deed of Nomination registered with the Lyon Court, my Arms are debruised of a three point label during my father's lifetime. |
| Or, a lion adumbrated, debruised by two bendlets azure, all within a bordure compony argent and gules. |
| Gavin George Duncan of Sketraw, ygr. uses the arms of his father debruised with a three point label to signify he is the eldest son of John Alexander Duncan of Sketraw. |
| A lion is debruised when a bend or other ordinary is placed over it, as in the cut. |
