Collectible NBC Radio Charm Pendant With If Found Info on Back

For your consideration is a vintage NBC Radio charm or pendant. On the back it has: IF FOUND CALL NBC RADIO COLLECT 212-247-8300 EXT.-2080 It also has 1235 A nice collectible. Please refer to the photos as they’re part of the description. There’s wear to it consistent with age. Size: 1-3/8”