WW2 Imperial Japanese Army watch Leather Battle of Okinawa Vintage Rare. The leather band is about 21 cm long and 1.8 cm wide. Seiko watches are currently not in operation. International Buyers - Please Note.These charges are the buyers responsibility. The item "WW2 Imperial Japanese Army watch Leather Battle of Okinawa Vintage Rare" is in sale since Monday, February 17, 2020. This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\Japan\Other Japanese WWII Orig Items". The seller is "naotoshop" and is located in Nakano-ku. This item can be shipped worldwide.