LEGO Duplo "Sea Explorer" set. This is an unopened item, but the tape has deteriorated and come undone due to over 40 years of aging, so please consider it as an unused item (with scratches and stains). As shown in the images, the box has considerable discoloration, stains, and other damage due to age, but considering it's been over 40 years, this condition is probably rare. LEGO Duplo series Item No. 2649 Sea Explorer Released in 1984 The exterior has significant discoloration, stains, and scratches due to aging. Please understand.