Add class and time-tested stately appeal to your bulkhead or wall. Light, strong and durable, this time and tide clock in a brass finish features a traditional front opening porthole style case that houses a combination quartz and tide clock movement. The easy-to-read dial displays a standard 12-hour clock face that tracks time to the second while the fourth red hand indicates the current position of the tide.Note: The tide sector averages the Atlantic lunar cycle. It will work for other tidal bodies of water but will need to be reset more frequently.Dimensions: Dial 5"; Base 7"; Depth 2 1/2"Materials: Maintenance-free brass finish with ultra-hard protective coatingGuaranteed not to tarnish or scratchWeather resistantBeveled crystal glassTraditional porthole front-opening bezelMounting methods for boat or shoreLifetime warranty on finish and movement