Vintage 925 Old Mexico Sterling Silver Pluma Azteca Butterfly Pendant

Large oval handmade pendant is signed in script by its maker, Mexico and an eagle mark 3 indicating it is sterling silver and made in Taxco.  Pluma Azteca was a jewelry technique using colored bird feathers to create images in sterling silver.  The pendant measures 2 3/4 inches, including the bail, by 1 5/8 inches wide and it weighs 16.8 grams.  It is in great vintage condition.