This is a painted and complete metal model of HMS Plymouth, a Rothesay Class frigate (type 12M) which served in the Falklands War. Pennanted  F126 and built at Devonport.  She was 2600 tons, 370ft or 110 m in length. Max speed 30knots.  Arms included Sea Cat missiles, 4.5inch guns and a Wasp helicopter. This is a newly mastered metal model in 1250 scale. CNC Catalogue number N57-126

This is about 3.8 inches or 92mm long.  In its own box.