Service / Repair
Instruments
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The Tester Service Programme covers every Pro for five years. We repair what we build — in Berlin, by the same hands that assembled it.
Warranty
Five-year instrument warranty
Every Watch Pro is covered against manufacturing defects for five years from the date of dispatch. Crystal, strap and button replacements are included.
Repair
Depot service in Berlin
Send your Pro to the Berlin bench for full service: cleaning, calibration, crystal replacement and battery swap. Turnaround is typically seven working days.
Contact
hello@tester.tech
Start a service request by emailing hello@tester.tech. Include your serial number (engraved on the caseback) and a description of the issue.