W-P patented design divides the face of a clock into 7 equal pie shaped sections, one for each day of the week. The day hand moves continuously making a complete revolution every 168 hours or once a week. The lines dividing the days indicate midnight.

Weems & Plath’s Revolutionary Endurance Collection Offers Timeless Beauty
The Endurance Collection features five remarkable benefits never before available in a brass instrument collection. Imagine purchasing a brass instrument for your boat that will never need to be touched again except to change the battery! For the first time ever, a solution has been found to the complaint every boater makes when the harsh marine environment eats away at costly instruments; corrosion and tarnish. Weems & Plath has diligently worked to resolve these problems using new technology to offer permanent solutions, while providing several other significant advancements as well:

• Endurance will never tarnish or corrode so it is maintenance free
  
• Endurance is weatherproof and designed to be used outdoors
  
• Endurance introduces the new Weems Slide ‘n Lock Mounting System with no visible mounting screws that allows for easy removal for adjustments, storage and security
  
• Endurance instruments feature a lifetime warranty on finish and movements

Precision German movement

Uses a AA battery

Dial: 5-3/4". Base: 7-1/8". Depth: 1-7/8".