Mint Bureau, pure silver, 160g, 60mm diameter medal Design of Dejima in Nagasaki and the "De Liefde" Excellent design. It has a burnished finish, so it's beautiful. The specifications say 160g, but it's a little more. This is a commemorative medal for the 400th anniversary of Japan-Netherlands trade. As stated in the specifications, it features designs of the De Liefde and Dejima in Nagasaki. The De Liefde side is designed by the Dutch Mint. Japan was in a period of national isolation during the Edo period, but there was trade with the Netherlands, and 400 years have passed from 1609 to 2009.