Trinity House coat of arms, cast in iron and unpainted. Arms: Argent, a plain cross gules, between four ships sable, the fore and topsails up. Crest: A demi-lion rampant, guardant, and regally crowned or, in his dexter paw a sword erect argent, hilted and pomelled of the first. The mantling is argent doubled gules. The motto of the Corporation: 'Trinitas in Unitate' is shown on a ribbon below.