VINTAGE MARINE RADIO JAPAN SHIPS MARINE NAVIGATION SLAVE CLOCK BOAT WATCH. The item “VINTAGE MARINE RADIO JAPAN SHIPS MARINE NAVIGATION CLOCK BOAT WATCH” is in sale since Tuesday, August 15, 2017. This item is in the category “Antiques\Marine/Maritime”. The seller is “the_nautical_store” and is located in Bhavnagar, GJ. This item can be shipped worldwide.