The picture shows a close view of all (5) 1930's - 1960's Greyhound Dog Charms in this lot. The copper one is actually not a charm but could be made into one. It is an unused jewelry fitting that was in a batch of 1950's jewelers parts that was purchased. Included in the lot are:
1950's Copper Jewelry fitting 1930's Celluloid Charm 1950's White Plastic Gum Ball Machine Charm 1940's Metal Coated GumBall Machine Charm 1960's? #7 Metal Racing Charm
To judge the sizes the largest measures 1-1/2" long. All are in near mint to mint condition.