Nautical Ships Porthole Large Tide Clock

The Porthole range from Meridian Zero are a remarkably high-quality selection of nautical instruments. Each item has been manufactured using solid lacquered brass and chrome, and feature an open latch with beveled glass.

The Porthole clock has a quartz movement and the barometer is a sealed unit with an adjustment mechanism. Tide clocks feature an additional hand which records lunar time over a 24 hour 50 minute period and so indicates successive high and low tides.

• Back Flange Diameter: 220mm
• Face and Dial Diameter: 143mm