Girl Guides Baden-Powell Challenge Award 1st Issue Badge 'H' to reverse

A rare original pre 1989 issue 'Girl Guides Baden-Powell Challenge Award 1st Issue pin badge' gilt metal trefoil inlaid with blue enamel, resting within a Baden-Powell ribbon scroll, the reverse with an embossed 'H'. Very good condition, complete with original pin fittings, enamel perfect.Height approx 23mm.