Japan, Empire. A Naval Engine Operation Proficiency Badge, I Class GTRexclude topped by machine-embroidered dark grey

topped by machine-embroidered dark grey rayon bearing dual silver-grey threaded bands

Bulgarian Commemorative Medal 1915/18 on January 26

maroon cloth-textured on the lid and sides

Vivid at the gunnery school at Devonport

that has paritially deteriorated

Japan, Empire. A Naval Engine Operation Proficiency Badge, I Class GTRexclude topped by machine-embroidered dark greyIn silver gilt chrysanthemum insignia, mounted to a base in silver with brown enamels, measuring 36. 5 mm (w) x 45 mm (h), vertical pinback, intact enamels, dark patina, extremely fine. In its hardshelled case of issue, gilt characters on the lid, navy blue felt recessed medal bed, "C S" marked in handwritten black ink on the bottom, covering experiencing wear and separation from the lid and exposing the underlying wooden frame, case fair.