Royal Mariner Time and Tide Porthole Clock - Chrome

CHROME TIDE and TIME CLOCK #C622TC

• Quality quartz movement with dual functions:
    - A conventional 12 hour time clock, with hours, minutes and seconds
    - A tide clock with a period of 12 hours 25 minutes 
• Hinged and latched front panel allows very easy battery replacement
• Flange base with drilled and countersunk holes for easy mounting to your bulkhead or wall
• Beveled glass front completes this traditional design

GENERAL SPECIFICATIONS

Base Diameters   116mm  (4.5")
Face Diameters    96mm    (3.8")
Glass Diameters  84mm    (3.3")
Total Depths          45mm    (1.77")
Weight (each)        750g (1.65lb) approx.
Accuracy (Barometer)      + - 3mB
Clock requires one only AA size battery (not supplied)
Comes with a handy information sheet explaining factors affecting tidal flows, setting the barometer for best accuracy at your location, and further sources of world tide information