This product is a vintage Osbee Ostby Barton Moss Agate sterling silver ring from the 1950s. Made in the United States, the ring showcases a natural multicolor moss agate stone in an oval shape. Signed by the brand Ostby Barton, this retro cocktail ring has a sterling silver construction with a metal purity of 925. The unique design and vintage appeal make it a standout piece for any jewelry collection, especially for those who appreciate fine jewelry from the mid-20th century.