Our seven Inch Nautical three piece working porthole set and mahogany stand. Quality solid brass time pieces care made with a special brass protection process insure high polished luster for many years. The four function porthole models come with Atlantic tide tracking anywhere along the coast you desire. Our barometer -thermometer lets you know when weahter changes are about to happen. This is an excellent gift idea for the boaters and fishermen. Undoubtedly the finest nautical weather station we carry with flawless beauty. Three year warranty.