This is a wristwatch from the ISSEY MIYAKE "TO" series, designed by Tokujin Yoshioka. VJ20-0010. It is not currently working. It is unknown whether this is due to a dead battery or a malfunction. It is being sold as a junk item. Please examine the photos carefully and assess the condition from them. I do not have specialized knowledge, so I cannot determine the condition. Please purchase this if you are able to use it for parts or repair it yourself. As this is a used item, there are stains and scratches. Please be aware that I cannot completely clean it.