How can you tell if a necklace is vintage?

To tell if a necklace is vintage, one approach is to conduct research using trusted online resources. Start by looking for hallmarks and then use the maker's mark to identify the brand that produced it. From there, you can look at online catalogues and reference guides to determine approximately when your jewelry was made. A necklace is vintage if it is between 20 and 99 years old. Another option is to have a certified appraiser or knowledgeable jeweler help you with the dating process. On 1stDibs, find a diverse assortment of vintage necklaces.