Precious metal glassware is any glassware that contains precious metals in its composition. The most common precious metals used in glassmaking are gold and silver, although other metals such as platinum and palladium can also be used. 

Precious metal glassware can be clear or colored and is often used for ornamental purposes or for functional objects such as drinking vessels.

Precious metal glassware has a long history, with some of the earliest examples dating back to ancient Egypt and Mesopotamia. In these early cultures, gold and silver were often used to decorate bowls, cups, and other objects. 

As glassmaking technology improved, more elaborate designs became possible, including enameling and gilding. By the Middle Ages, precious metal glassware was being produced in Venice and other European centers of glassmaking.

Today, precious metal glassware remains popular for both decorative and functional purposes. While mass-produced items are available, many artisans still produce handcrafted pieces using traditional techniques. 

Whether purchased from a store or made by a skilled artisan, precious metal glassware can add beauty and elegance to any setting.