Royal marine ranks Prior to the 1740s, Royal Navy officers and sailors had no established uniforms, although many of the officer class typically wore upper-class clothing with wigs to denote their social status. 8455-99-416-4223 lion & crown ; nsn no. Share this. The Royal Marines operate from several key locations in the UK, reflecting their wide-ranging roles and expertise: Headquarters Royal Marines is based in Portsmouth. The most senior Royal Marines WO1 is the Corps Regimental Sergeant Major. It plays a critical role in air defense and global mobility. Locations of Royal Marine Units. [2] Ratings in the Marine Engineering and Medical branches may obtain "Dolphins" (qualify for the Royal Navy Submarine Service). Warrant officer class 1: Warrant officer class 2: Colour sergeant: Sergeant: Ranks and insignia of marine forces. Royal Marines Reserve Uniform Royal Marines Reserve Officers, WOs, NCOs and Marines wear the same uniform as regular RM personnel of the same rank except for the letters ‘RM’ (see Para 4016 and Chapter 45). idbcgufufyosmfkapctiqwcnvdywfssxcolbaamxyqbuebwsybnyomxdxjbgtccvukvlvswwfcczfjuwhix