Based on the lunar day of 24 hours and 50 minutes, this movement tells the general time of high and low tide. 2-3/16" x 2-3/16" x 5/8". Uses a standard "Push-On" hour hand only (which has a 5.0mm round hole mounting) only, not included. With mounting hardware & hanger.
Runs on one AA battery, not included. Hand shaft length 19/32". Max dial thickness 3/8". Asia. Combine with #33873 for price breaks.