Some rings can be resized by a skilled jeweler. Whether or not a ring can be resized depends on many factors, including the thickness of the band, how the stones are set, how many sizes the ring needs to be changed, and the overall design and construction. The cost to size a ring can vary greatly, depending on the metal the ring is made of, the skill of the bench jeweler, the location and market price for resizing services, and many other factors. does not currently offer this service.