Why do watches always show 10:10? Explanation and origin
The 10:10 hour in the watchmaking industry
The tradition of displaying the time at 10:10 in the visual promotion of the watch industry originates from the Washington Meridian Convention of October 1884 .
An interesting fact: at this convention, the participating nations reached a consensus to designate the Greenwich meridian as the zero point of universal time, and they signed the agreement precisely at 10:10 .

The psychological effect of the time 10:10
A study has confirmed that watches set to 10:10 have a positive psychological effect on the observer and increase purchase intention.
Furthermore, at 10:10 , the hands do not obstruct important information on the dial, allowing customers to see all the watch 's features without obstruction.
