How do I know if my crystal vase is valuable?

To know if your crystal vase is valuable, check the bottom and the edges for a maker's mark. Once you locate it, you can use trusted online resources to find out more about the maker and see how much pieces similar to yours have sold for in the past. Alternatively, you can have a certified appraiser or knowledgeable antiques dealer assess your vase. Shop a selection of crystal vases on 1stDibs.