ROLEX PRODUCTION DATES
In order to learn more about your beloved watch you need to know where ROLEX PRODUCTION DATES are engraved. In the end of the 1940s, Rolex used a circular design, the model number was engraved between the lugs and above 12 o’ clock opposite on the 6 o’clock in the same position you could find engraved the serial number of the watch.
In the beginning of 1950s Rolex added a date mark inside the case back. This showed the quarter in Roman numerals followed by the last two digits of the year.
(I/II/III/IV & YEAR)
ROLEX PRODUCTION DATES! How can you Translate Them?
For example II50, would be the 2nd Quarter of 1950.
| I | 1ST QUARTER | JANUARY-MARCH |
| II | 2ND QUARTER | APRIL-JUNE |
| III | 3RD QUARTER | JULY-SEPTEMBER |
| IV | 4TH QUARTER | OCTOBER-DECEMBER |
In the middle of 1950’s Rolex hit 1.000.000 watches therefore it was decided to start over but not from scratch from 0 it started from 100.000.
In the end of 1980s Rolex hit 10.000.000 watches and the numbering system used a prefix letter followed by six digits. The letters had the following order R, L, E, X, N, C, S, W, T, U.
Want to learn more about Rolex History? Check out our article that describes how everything started.
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