OF WWI NAVAL INTEREST - A silver cigarette case

OF WWI NAVAL INTEREST - A silver cigarette case, makers Charles S Green & Co., Birmingham 1917, of plain rounded oblong form, the fascia engraved with a naval sea mine, the reverse with a monogram, 5 1/2" x 3 1/2", 6ozs 18dwts (Est. plus 18% premium inc. VAT)