W770 Riiiver

Here are introduced the main features and specifications of the W770 Riiiver movement.
You can go to pages for further explanation of features from here.

Connection with a smartphone through the dedicated app

Indicates notifications such as upcoming calls and mails to the smartphone on the watch.
In addition, the watch has useful functions to prevent leaving the smartphone or search the phone missed.


No periodical battery replacement is needed. This watch is fueled by light.


Sounds at the time set.
You can also set it through the dedicated app.


Measures up to 60 minutes by 1 second.

Local time

Easy to see the time for a second time zone, anywhere in the world.
You can also set it through the dedicated app.

Perpetual calendar

No need for monthly and leap-year date correction until February 28, 2100.