Blazon:
Arms: Quarterly, 1st, Azure, a lymphad at anchor Or flagged Gules sails furled Argent oars erect Sable within a double tressure flory counterflory of the 2nd (Earldom of Orkney); 2nd, Argent, on a cross engrailed Sable,a human/man's heart Gules, in dexter chief, a crescent Gules (Sinclair of Hous(e/s)); 3rd, Argent, 3 piles conjoined in point sable,in the middle chief point a martlet Or (Laing of Pa(b/p)dale & Strenzie/Strynzia); 4th, Azure, a 3-masted ship Or flagged Gules under sail Argent (Earldom of Caithness) Overall at the fess point, an inescutcheon Gules, charged with 3 fleurs-de-lis(2:1) Argent (Von Cramm)
Crest: On a human/man's heart Gules, a sparrowhawk proper between a pair of wings Or.
motto: Above Crest: Fortiter Et Sincere Below Shield: Med Logum Skal Land Byggja.
Badge: A raven displayed and volant Sable.
Standard: 4 yards in length with rounded unsplit ends having the Arms of Sinclair (viz:- Argent, a cross engrailed Sable) in the hoist and of 4 tracts, bendy-wavy Argent and Gules, with the aforesaid badge depicted and displayed 3 times, along with the cri-de-guerre,'HRAFNS-MERKI(L)' in letters Sable upon 2 tranverse bands Or.