Measuring app. 1 1/8 x 1 inch wide, set with Rose cut diamonds measuring app. 0.05 - 1.5mm in a clever, open work, "1902" design, topped with red enamel crown, fashioned in 14k yellow gold. The pin is a commemoration for the coronation of King Edward VII and Queen Alexandra at Westminster Abbey in London on the date August 9, 1902.