Peter Pan BKM "Style Line" 1949
Advertised as a "Safety sealed 4 valve mantel incorporating the famous original Phantom Valve reflex circuit"
Collectors call it the "Snail"
It comes in a range of colours including brown, cream, white, blue, green mustard and this teal colour.
There also seem to be a variety of dials
Check out a period ad to see just how stylish this was.