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sam111

Rolex serial numbers and clasp codes

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Peering into your Rolex, you may fine a serial number between the lugs at 6 o'clock or on the engraved rehaut at the same position.

From early 2010, Rolex adopted serial numbers that is including 8 digits as the whole random letters and numbers.

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Modern Era Serial Letters:

 

modernserialletter_zpsff5f0716.jpg

From 1987, the Rolex serial numbers had a letter prefix before the digits.

Older Watches Serial Numbers:
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Serialnumbers2_zps1d8881dd.jpg

In 1954, Rolex resumed the case numbers count when they had reached 1000000.

serialnumbers3_zps15431aca.jpg

The dates of being assembled

The codes that was engraved on the clasps was thought to signify the date of the watches being assembled at the Rolex factory. The following lists are the analysis of the Rolex clasp code and were compiled from various sources.

These datum may not very exactly, so, any mistakes would be glad to be pointed out and any supplements would be acceptable.

A = 1976 *
B = 1977
C or VC = 1978 * (VC confirmed here)
D = 1979
E = 1980
F = 1981
G = 1982
H = 1983 *
I = 1984 *
J = 1985 *
K = 1986 *
L = 1987 *
M = 1988 *
N = 1989 *
O = 1990
P = 1991
Q = 1992 *
R = 1993
S or T = 1994
W or T = 1995
V = 1996
Z = 1997
U = 1998
X = 1999
AB = 2000
DE = 2001
DT = 2002
AD = 2003
CL = 2004
MA = 2005
OP = 2006
EO = 2007
PJ = 2008
PL or LT = 2009
RS = 2010

The digits behind the letter(s) seems to be the month

The number behind the letter(s) may be signified the month, so, taking the CL2 for example, it may be signified the clasp was produced on February, 2004.

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