Vintage Boucher Rhinestone Chihuahua Pin 7914

This pin measures 1 1/2" from tip of right ear to tip of tail. All the rhinestones are present in the ears, both black eyes, t is wear to the gold at the tip of his nose. Marked on back, Boucher, Chihuahua, and the number 7914 with a fifth or possibly a letter, can't make it out.