Created Topaz Ring, Light Blue Size 6 Silver color

This beautiful ring has light blue created Topaz Stone in Silver-colored ring. Supplier stated it is a Sterling Silver but i dont see the 925 stamp so i cant verify it as such although it looks like a S. Silver ring. However, this is a beautiful & elegant- looking ring but not stamped w/ 925. Size 6. Light blue Stone. Condition is new.