Set the main clock to your time zone and the other three for the time zone of friends, family or work contacts anywhere in the world. This is a beautiful ships wheel four time zone nautical wall clock that measures 14" in diameter. This nautical clock makes the perfect addition to your nautical home decor. It could help turn that special area in your nautical home or office into your own beach house, coastal themed area. They also make a great nautical gifts, a beautiful piece of coastal decor, a nice piece of nautical wall art as well as being a great addition to your nautical decoration.