Meaning of "8 Days"???

[Radiolite22]

Hi guys,

Been seeing alot of watches and clocks with the "8 Days" tag... What does it really mean? Does it mean it requires winding on the 8th days? haha..

Pls enlighten me... Thanks

[Muachee]

8 days or 192hours power reserve, meaining one full wind can last for 8days

[Noriki]

Is it only for Panerai ?

[Oceanklassik]

No? All other watches with this function, eg. IWC portuguese 7-day power reserve?

[Noriki]

Thanks but some watches power reserves meter shown up to 40..is it mean 40 Hour?

[alviando]

40 hours...

[eeyer]

so asking a noob qn.
for a normal rolex is how many reserve hours ?
wat abt submariner ?
cos i last wore my sub is fri but monday wear back like slow liao leh..
hehee...

any lao jiao to advise?

[newbie09]

From my knowledge is 44hrs...

[eeyer]

thanks /..