3rd Prince of Wales Dragoon Guards hallmarked silver NCO's arm badge

A good scarce hollow construction silver example. Bearing Birmingham hallmarks for 1903 (d) to both front and back. Makers stamp F&S Firmin & Sons.Three loops to the reverse. VGC. Linaker & Dine 8.4 ,a. for simular. Also worn by 10th Royal Hussars and 12th Royal Lancers.