Vintage onyx Mexican tribal face bracelet set in shops Sterling silver

Vintage onyx Mexican tribal face bracelet set in Sterling silver
Marked "Hecho en Mexico CUB Plata 925"

Circa 1950s

-stylized onyx tribal style (Mayan/Aztec) faces set in Sterling silver
-sterling filigree setting with raised circle motif
-safety chain

Beautiful patina with no noted damage or repairs

bracelet interior circumference shops measures app 7"
width is 1 3/8"