What is the wolf's head mark silver?

The wolf's head mark is a hallmark used to signify sterling silver, particularly in the context of British silverware. It indicates that the piece was made in the city of Sheffield, where the mark originated. This symbol, often accompanied by the lion passant (a lion symbolizing sterling quality), helps to authenticate the silver's quality and origin. Collectors and enthusiasts value these marks for their historic significance and assurance of craftsmanship.