A Joseon Dynasty-era relic is set to return to Korea in the coming weeks. <br /> A copper stamp that belonged to Princess Deokon , the last princess of the Joseon Dynasty will return later this month,... after a private seller put it up for auction in New York.<br />Korea's Cultural Heritage Administration and the Overseas Korean Cultural Heritage Foundation, which bought the rectangular stamp,... said its return will bring the number of such stamps held by Korea to three.<br />Princess Deokon was the daughter of Sunjo , the 23rd king of the Joseon Dynasty. <br />