The Channel Brass Tide Clock is made of solid unlacquered brass and bevelled glass.;The clock has a quartz movement and the tide clock features an additional hand which records lunar time over a 24 hour 50 minute period and so indicates successive high and low tides.;Back diameter: 117mm;Glass diameter: 84mm;Depth: 52mm

• Meridian Zero Channel Brass Tide Clock

Meridian Zero Channel Brass Tide ClockMeridian Zero