Vibrant Abalone Shell Ring in Sterling Silver Mexico. Size 8

Sterling silver ring made in Taxco, Mexico. It is inlay set with a natural vibrant blue and green abalone shell stone. The photos were taken in the sun so it will be darker indoors. It is a size 8 and measures 6mm wide. Hallmarked inside and has a number 3 eagle stamp. Weight: 5.2 grams. Some tarnish. Lovely patina.