Question on Maxi Marine Diver

I have a MMD, purchased a few months ago, and have a question about the power reserve dial (I think that is what it's called). When I wind the watch fully the dial show fully powered (pointing to "up". If I then wear the watch steady for several days, the power reserve gradually winds down, today I looked at it and it shoed at 1/4, heading to the "down", marker. My assumption is that normal wear would or should keep the watch fully charged. Is this incorrect? Without re-winding it will it eventually need to be rewound manually? Thanks for any info you can provide.

The winding efficiency of an autoamtic watch is an often-discussed issue ...

By: Marcus Hanke : May 30th, 2008-03:52

... and to sum it up briefly, it depends from the conditions. Generally, the ETA 2892A2 base movement in the Marine series is very efficiently doing its job, and is well winding the mainspring. BUT: The wearer has to move enough. This is not meant to offe...

Thanks much.....

By: gpursey : May 30th, 2008-15:07

for this very thorough and illuminating response. I am always amazed at the level of knowledge on this forum, as well as the others I am on. I do have an office job and take it off at night so it is possible that it does not get sufficient movement to mai...

Ulysse Nardin