Royal Navy officer rank insignia the Corps also had the unique ranks of colonel second commandant and colonel commandant. Rank insignia are on brown or dark blue shoulder boards in all dresses save for the combat and barracks duty dress uniforms. From 1911 to 1957 the officer corps even included warrant officers and commissioned warrant officers in the same way as the RN. Although the Royal Marines does not officially use the rank of field marshal, the Captain General Royal Marines, the ceremonial head of the corps, wears a field marshal's rank insignia. Royal Navy officer rank insignia Uniforms for naval officers were not authorised
British Army officer rank insignia of all regular infantry regiments and foot guards regiments would be in gold and other regiments were in silver. All officers including field and company officers wore epaulettes and wings on both shoulders. The epaulettes over wings system was abolished. Different graded officer wore different sized bullion to distinguish themselves from other. In January 1855, at the end of the Crimean War, the War Office abolished all epaulette and wing rank badges. New rank badges were introduced in the collar. It was first time that a complete set of rank badges was used by the British Army. The above rank