Margot de Taxco marks = Watch out for fakes! The marks on the fakes are not as sharp or clear. Also watch for workmanship - fakes are not as well made - handle some real Margot to compare....careful out there.
Hector Aguilar pieces are also faked and reproduced...I saw some Hector at the Phoenix Airport in a kiosk...who knew?!
Spratling Hallmarks - Here a just a few:
Here are some hallmarks of what to look for when looking at good mexican or taxco vintage jewelry. I say good because there is an increased interest in Taxco which resulted in reproductions and fakes. Its difficult and quite challenging when assessing authentic pieces if one has not had the opportunity to see and handle the real thing.