Rolex USA guarantee code (printed on the front)

Only Rolex watches sold in the USA could have some special codes printed on the warranty paper. What do these codes mean? What are they for?On the front of a Rolex USA guarantee you can find an “Style no.”  alphanumeric code made of 14 (or 9) digits.

Code: R16520A50B7839, what does it mean?

This code identifies:
1.Brand
2.Reference
3.Material used for the case
4.Colour and type of dial
5.Type of bracelet/strap etc.
6.Bracelet/strap reference

Code Explanation
R Rolex
16520 Reference number of Daytona (Zenith Calibre)
A Stainless steeel
50 White dial
B Bracelet
7839 Bracelet ref. 78390

Let’s try to understand the rule:

(L) NNNNN(N) X NX (L XXNN)
Brand
CODE EXPLANATION
(L)

One letter:

R = Rolex
T = Tudor

This letter is missing when the Model reference is 6 digits long.

Model reference
CODE EXPLANATION
NNNNN(N) Reference code of the watch: five or six numbers, e.g. 16528, 116520 etc.
Material used for the case
CODE EXPLANATION
X

One letter or number:

A = Stainless steel (from French acier)
3 = Gold and steel
4 = Stainless steel and white gold
8 = Yellow gold
9 = White gold
Etc.

Colour and type of the dial
CODE EXPLANATION
NX

Two numbers or one number and one letter:

0U = Black Mother of Pearl with diamonds
0W = Black Mother of Pearl Roman
10 = Silver
18 = Silver Tapestry
20 = Champagne
28 = Champagne Patestry
30 = Black
3H = Onyx Arabic with 2 diamonds
50 = White
51 = White Roman
52 = Ivory Pyramide Roman
57 = White Arabic
83 = Rose Roman
8X = Onyx Serti
9K = White Mother Pearl Arabic
9R = Mother Pearl Roman
etc.

Type of bracelet/strap
CODE EXPLANATION
(L)

One letter:

B = Bracelet
S = Strap

When the bracelet is integrated (like Oysterquartz) this code is missing.

Bracelet/strap reference
CODE EXPLANATION
(XXNN) Four numbers or two letters and two numbers, is the reference code without the last digit, e.g.:
7839 = 78390
7876 = 78760
9315 = 93150
etc.When the bracelet is integrated (like Oysterquartz) this code is missing.

 

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