Material: Gilding metal (brass)
Dimensions: 65mm (width) × 50mm (height)
Description: Depicts a field gun facing left beneath a King’s (Tudor) Crown, with the motto “ARMA PACIS FULCRA” (“Armed Strength for Peace”) displayed on a scroll below. Letters “H.A.C.” above the wheel stand for Honourable Artillery Company, a London-based regiment with both artillery and infantry components historically affiliated to the Royal Horse Artillery.
Reverse: Plain reverse with three copper lugs for attachment; wheel fixed (non-rotating), consistent with Other Ranks pattern.
Circa: 1902–1953
Notes:
Officer or other ranks?
Possible three lug variety representing fixing to officer cap; unconfirmed.