Are Watch Serial Numbers Standardized?


Quick Answer

There is no definitive formula for watch serial numbers. The format and placement of a watch serial number is determined by the company that produces the watch.

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Full Answer

Watch serial numbers are composed of letters, numbers and hyphens. The formula for watch serial numbers varies from company to company. For example, the Casio G-Shock watches use a XXX9999XXX-9XXX format, where X is a letter and 9 is a number. Watch serial numbers are also printed in different locations depending on the brand. For example, Apple prints the serial number on the back of its watches, while Rolex prints its serial number on the inside rim of the dial.

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