The Russian Empire. Badge "In memory of the 50th anniversary of His Imperial Highness Grand Duke Mikhail Nikolaevich in the post of Field Marshal". It was established in January 1906.
The right to wear the badge was initially granted to all artillery officers and class ranks of the artillery department who were on the artillery lists on the anniversary day. A little later, by order No. 457 of the military Department dated July 28, 1906, officers who were cadets in additional classes at the Mikhailovsky and Konstantinovsky artillery schools on the anniversary day were included in this list.
After the death of Grand Duke Mikhail Nikolaevich, Emperor Nicholas II, by his decree of January 24, 1910, extended the right to wear the badge to all artillery officers and class ranks of the artillery department who served at any time from January 25, 1856 (date of appointment of Mikhail Nikolaevich to the post of Field Marshal) to December 5, 1909 (date death of the Grand Duke)[
Silver, gilding, hot enamel. Size 53 * 29.5mm.