The Timepiece Journal » FAQ

Expert answers to the most common questions about spotting fake watches — logo inspection, crystal testing, weight, crown, caseback, serial numbers, bracelet, hands, movement frequency, and finishing.

Authoritative answers to the most common technical questions about watchmaking — gear ratios, electrical units, magnetism, battery voltage, tolerances and fits, and heat treatment.

Authoritative answers to the most common questions about mechanical watch manufacturing — components, materials, precision tolerances, jewel bearings, heat treatment, assembly, and the 13-day quality inspection.