The white marks are reflections. It only hangs. It's not supposed to have a pin on the back.
Vintage Art Deco Horse Lucky Horse Shoe Pin Badge Brooch
Vintage LE TIERCE Horse Shoe Keyring. Horse Racing Betting. Metal. French.
Guns N Roses Rare Original Vintage 92 "Dead Horse" Use Your Illusion Tour Shirt
Vintage Richmond Royal Horse Show Harry Hall Trophy 1966 Equestrian
Aintree Commemorative Vintage Grand National Horse Racing Plate 1988
Vintage 1970s Aintree Horse Racing Grand National Leather Purse Wallet Organiser
