Vintage stone and Mexican silver link neckace. 20 inches by 1/2 inch

Vintage necklace with stone beads set in what I think is Mexican Silver. Stones are done in green, ivory, and tan tones. Measurements are 20 inches long and approximately 1/2 inch wide. Also, silver tone beads. The necklace has been gently cleaned. Shepherd’s hook clasp. Earthy, Bohemian look.