•This vintage ornament features the "Four Calling Birds" motif, representing the fourth day of the classic Christmas carol, "The Twelve Days of Christmas". The design is intricately etched or engraved into clear crystal, often with a scalloped edge as seen in the image. • Material and Craftsmanship: It is made of genuine Waterford Crystal, renowned for its clarity and quality. These ornaments are part of a series that was often handcrafted using techniques like mouth-blown glass and hand-decorating for other Holiday Heirlooms ornaments, emphasizing their artisanal nature. • Collectibility: As a dated piece from a popular, now discontinued series (1984-1995 for the first series), it is considered a collectible item for enthusiasts of Waterford Crystal and Christmas ornaments.