Saunders-Roe Ltd aircraft company construction workers badge c1940s

A rare circa 1940's 'Saunders Roe Limited' gilt badge inlaid with blue and black enamel, the reverse impressed with official issue low number "185". Very good condition, retaining original pin fittings, no stress or damage to the enamel, an excellent example.
Width 34mm.

Saunders-Roe Ltd, Columbine Works East Cowes, Isle of Wight.