This is a vintage Boy Scouts of America (BSA) Cub Scout signet ring from the mid-20th century (typically 1940s–1950s), crafted from sterling silver. 

• Design Features: It features a diamond-shaped face engraved with a wolf head at the top and bold "CUBS BSA" lettering below.

• Material & Era: These official youth rings were cast in solid sterling silver and issued to Cub Scouts who achieved rank advancements in the wolf or general cub program

• The market value for this vintage sterling silver "CUBS BSA" wolf signet ring generally ranges between $20 and $45, depending on its size and condition