Is ruby glass valuable?

Yes, some ruby glass is valuable. Generally, the selling price of ruby glass has appreciated over the years, largely because collectors prize its appearance, and the delicate nature of the glass has led to breakage, limiting the available supply. How much a particular piece is worth depends on its age, maker, type and condition. A certified appraiser or experienced antiques dealer can provide you with an estimate of your piece's value. Find a variety of ruby glass on 1stDibs.