This clock displays the accurate time-of-day generated by SEIKO Precision’s time server.
Please note that the displayed time may have a certain margin of error depending on conditions such as the line speed or your network environment.
You can download the PDF file of the caliber below to know how to operate.
To know the caliber code, please refer to the markings on the caseback of your watch.
Step 1. Check the caliber code of your watch on the case back
Step 2. Click first digit of the caliber code and find yours
Interactive Caliber Operation is also available. Click the banner on the left.