A date code is not a guarantee that an item is authentic, but it’s often a good indicator.

This calculator is able to check Louis Vuitton, Chanel & Hermes codes.

Some vintage codes has exceptions to the rules, so if the calculator indicates it is invalid, but you are confident it is real, we recommend contacting an authenticity expert here.

Louis Vuitton Bags after 2020 does not feature date codes.

For more on authentication, see our guide here.