2009 limited edition “Haunted Mansion O’Pin House” sterling silver and marcasite bat pin from the Disneyland Resort

This Pin came from the Disneyland event O’Pin house event.? It is a limited edition of 50.? Backing was just the clear stopper as seen in pictures.? This item is Sterling Silver with Marquisate stones.? A great edition to any haunted Mansion collection.? I would use a locking back on this baby.