Information: From HMS Iron Duke was a battleship of the Royal Navy, the lead ship of her class, named in honour of Arthur Wellesley, 1st Duke of Wellington. She served as the flagship of the Grand Fleet during World War I, including at the Battle of Jutland. For the majority of the Great War she was based with the rest of the Grand Fleet at Scapa Flow, Scotland. (5.5cm diameter by 8.5cm height). The condition is good as shown.