Vintage Taxco Silver Ring, Turquoise Blue Sterling Ring, Southwestern Jewelry

Vintage Sterling Silver Taxco Mexico Ring Sterling silver, marked and tested Hallmarked with a 3 eagle, meaning it was made in Taxco, Mexico in the 70s or earlier and with the markers mark EMM Beautiful turquoise blue quartz type stone, possibly Amazonite - Im not a stone expert, but Im happy to answer any questions Size 6 .75" tall and 5 grams total weight In good vintage condition, has some minor chipping around the edge (please see photos)