1. Look for hallmarks. Hallmarks are small stamps or symbols that are impressed into silver items to indicate the maker, purity, and origin. The hallmark often includes the year the item was made, usually represented by a letter or series of letters. For example, in the United Kingdom, the hallmark for 1978 is the letter "Z".
2. Check for date marks. Some silver items may have a date mark stamped directly on them, usually in the form of a year or a year range.
3. Examine the style. Silver items from different eras often have distinct styles. For example, Victorian silver is typically characterized by ornate designs and heavy embossing, while Art Deco silver is known for its geometric patterns and sleek lines.
4. Consult with an expert. If you are still unable to determine the age of your silver, it's advisable to consult with a professional appraiser or dealer who specializes in silver.