WW1 Smiths Dock Company Ltd Shipyard OHMS on war service badge

A scarce original First World War period 'On His Majesty's Service war service badge' Middlesbrough based shipbuilding Company; gilded brass large circular example depicting 'Smith's Dock Company Flag', white with blue cross "S.D.Co.Ld." between the arms; the reverse impressed with official issue number "322". Very good condition, retaining original buttonhole fitting, minimal service wear to the enamel.
Diameter 31mm.

Smiths Dock Company Limited Shipyard South Bank-on-Tees Middlesbrough.