Royal Navy HMS Tiger 1916 silver anchor pin badge

A scarce original First World War period 'H.M.S.Tiger sweetheart brooch' in the form of a hollow silver anchor with applied gold plated curved title scroll the reverse impressed with Birmingham silver hallmarks for 1916 and maker's details 'F.H.M' (Frank Henry Mannox). Very good condition, complete with original pin fittings, no dents or distortions, an excellent example.Length approx 40mm.