RAF No 651 Squadron Royal Air Force badge c1950s

A scarce original period gilt and enamel badge, depicting a seashell fired with Latin motto "Dirge" (Direct), the reverse with maker's details "H.W.Miller Ltd Branston St B'Ham.18". Very good condition, retaining original pin fittings, no damage to the enamel.
Height 34mm.
No.651 Squadron was absorbed by the Army Air Corps 1957.