A QEII Efficiency Decoration 1953 with Case

QEII, silver gilt, engraved "1953" on the reverse, 36.7 mm x 55.5 mm, with TERRITORIAL suspender bar, residue on the ribbon from previous board mounting, scattered silvering wear, light contact, near extremely fine. In its hardshelled case of issue, maker marked "Royal Mint" on the inside lid, recessed medal bed, light scuffing on the exterior, case also near extremely fine.