MARINE TIDE CLOCK in CHROME & BEAUTIFULLY POLISHED 6ins Diameter. 2ins Depth. 1.5mm thick brass case. THE QUALITY OF THIS CLOCK IS REFLECTED BY ITS WEIGHT (APPROx 1/2 Kg.) (beware of lightweight imitations) New Tide clock set in a heavy six inch solid brass case wihch has been electroplated with chromium & comes with a flat glass(not plastic) front & rubber seal. These are not a mass production product; each one is individually hand made using the thickest brass possible that can be turned by hand. You will not be disappointed with this quality item. Operated by a Lunar quartz movement which requires 1 AA battery (not supplied). The clock is suitable for any area where there are two tides a day & comes complete with instructions plus interesting information on understanding tides. This is a 'must have' for anyone who lives near the coast, would make an ideal gift for any occasion or superb corporate gift We are a small family run business who take pride in making quality products. Thank you for looking & for more information on 'how they work' see us at tabic.co.uk . Handmade in England. Tabic Tide Clock, Chrome Plated Brass, Heavy Brasselectroplated With Chromium - 1/2Kg, Handmade in England By