rd 400 serial number dating - Rolex numbers serial dating
The Rolex serial no database below should give you a reasonably accurate idea of the year of your Rolex.
Remember that the year of Rolex manufacture does not necessarily mean that was the year of sale, so Rolex guarantee papers or bracelets could be dated later, but not earlier.
Up until recently the exchange cases started with 44xxxxx.
It is believed that those numbers have been used and later re-case numbers begin with 47xxxxx.
Rolex reached 999,999 in mid-1950's and began over starting with 100,000. You can verify your manufacture date if there is confusion because during that time they stamped the inside of the case-back with a manufacture date (example, II 55, for the second quarter of 1955) Rolex Serial3 Beginning in early 2010, Rolex serial numbers began showing up as completely random serials consisting of letters and numbers. In Mid 2010 (~June) G serials also began showing up concurrently with Random serials There were no new serials seen released during 2009 .........