Attention bulldog lovers, this one is for you!
Selling as preowned, but I have multiple quantities and I don't believe they were ever worn.
Estimated age is around 10 to 20 years old, best guess. 
Unbranded, unknown maker.
Features an enamel and sterling silver Bulldog charm/pendant. 
Weighs 6.3 grams
Approximately 3/4 inches long.
Satisfaction guaranteed.