Miniature Tide Computer Keychain

Miniature of Tide computer made by H. Cole (please see our H31). 

Fashioned of brass with a brass key ring and featuring a compass rose on the reverse.

This beautiful instrument is a great gift for the mariner or angler in your life. For that matter, anyone who wishes to become engaged with the interactions of the Earth, Moon, and Sea.

The Tide Computer is used to figure out the time of the tides. The dial settings feature wind direction, the number of days past new moon, or moon age, and tide indicator dial.

Also available in larger desk version, and a miniature desk-top version.

Diameter: 1.97"

Thickness: 0.24"