Who owns Tag Heuer? TAG Heuer is owned by an international conglomerate called LVMH (Louis Vuitton Moet Hennessy).

While not all TAG Heuer watches hold their value, as well as some luxury counterparts, the brand's iconic models and vintage pieces have demonstrated stronger value retention. The Monaco, Carrera, and Autavia stand out as examples of watches that generally hold their value better within the TAG Heuer lineup.

Yes, every Tag Heuer watch has a unique serial number, which is why it is one of the best ways to check authenticity. However, if a counterfeiter has gone to the effort of creating a convincing replica, it is not difficult to engrave a few letters and numbers onto the back of it.