Taxco Mexican sterling silver saguaro cactus abalone inlay ring 7.5g s7.5 JR9547

This vintage ring from circa 60-70, it is an Taxco Mexican sterling silver saguaro cactus abalone inlay ring. There is a minor repair on the ring top, please see all photos. 1 1/4" x 3/4", weight 7.5 grams, size 7.5. Tested for sterling