rolex oyster perpetual datejust serial number location

Nonetheless, the case number is a generally accepted method to roughly determine the age of a Rolex watch. The case serial number does not indicate when the watch movement was produced which increases the possibility that the movement is older than the watch case. The case numbers below roughly indicates the year the watch case was produced and distributed to Authorized Dealers (ADs). Like many watch manufacturers, Rolex identifies the production year using either serial number range, or a letter prefix. Please contactMinus4Plus6 to report any errors/corrections.

This chart is compiled from various sources on the web and there are some variances on the early years (1925 - 1943). Although not verified by Rolex, these numbers are fairly prevalent on the Internet. Rolex frequently uses numbers and letters to identify model year, model number, bracelet type, as well as other production variables. SeaDweller Test (Translated French).pdf.

116718 Technical Sheets Bracelet Fitting.The following list is not complete and is just a break-down. If the watch has five digits, the second from the last describes (some exceptions) the type of bezel and the last describes the material that the watch is made from.Īround 2000, Rolex began adding a 1 in front of some model numbers… Example the steel Daytona went from 16520 to 116520. The first two or three digits describes the type of watch. The number is located at 12 o’clock between the lugs and under the bracelet. Model Numbers: Rolex model numbers range from four to six numbers. In the late 1950’s, Rolex again reached the 999,999 production serial & they started their 7 digit numeric numbering system at 1,000,000 for production serials, this continued until the 1990’s until production serials reached 9,999,999. Look for the Roman number I, II, III or IV for the quarter & two arabic digits for the year. During this period Rolex was also putting the date code on the inside of the case backs…so confusing production serials can sometimes have their production date determined.

*** When Rolex reached the 999,999 production serial in the early 1950’s…they restarted the production serial at 100,000 rather than begin a 7 digit number at 1,000,000. Confused…contact Rolex with the exact serial number of your watch…don’t expect a reply with an answer! The latest letter prefixes are all running concurrently…as Rolex wishes! Only Rolex knows the exact date that any watch was actually produced. (ROLEX without the O) N, C, & S came out during the early to mid 1990’s, W, T & U a little later.

** In 1987, rather than begin an 8 digit production serial, Rolex instead began their serials with a letter prefix such as R, then L, E & X. * We have seen G serialed watches that were produced in 2012, so Rolex is using both the mixed and the G at the same time.

Rolex oyster perpetual datejust serial number location