Serial codes can be found on the back of some premium models. The serial code specifies the production year & day & location.
| 25 1 044 A 0015 | |||
| Year | Country | day of the year | Unknown |
|---|---|---|---|
| 25 => 2025 |
1 => Japan 2 => Thailand 3 => ??? 4 => ??? 5 => ??? 6 => China |
Day of the year calculator | probably the produced watch of the day |