The case is entirely olive drab in colour

Vintage Militaria / 1972 - 1979

or simply U

previously issued with signs of prior use

but there are a few markings across the jumper

British Army No. 1 Dress Jacket - Royal Tank Regiment - Large Czech The case is entirely oliveAt a glance 100% Wool Material 4 Front Flap Pockets (2 Can be Buttoned) Button Closure Hook & Eye Collar Closure Royal Tank Regiment Staybrite Buttons Embroidered Collar Pattern Gilt Thread Tanker Sleeve Patch Belt Loops Shoulder Epaulettes Rank Slides Internal Lining Decorative Cuff Piping Dark Navy Black Colour Chest Size: 45" Suggested Size: Large Slim Sleeve Length: 25" Regular Collar to Hem: 33" Modern Militaria Issued 2000's Onwards Genuine