How much does it increase the value of a Waterford piece if its in the original box?

The presence of the original box can significantly increase the value of a Waterford piece, often by 10-20% or more, depending on the rarity and condition of both the item and the packaging. Collectors often seek items that include their original packaging, as it enhances the piece's authenticity and desirability. However, the exact increase in value can vary based on market demand and the specific item in question.