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Omega Watch Serial Numbers

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DATE SERIAL #  DATE SERIAL # DATE SERIAL # DATE SERIAL # DATE SERIAL #
1894  1,000,000  1952  13,000,000  1967  25,000,000  1973  37,000,000  1986  49,000,000
1902  2,000,000  1954  14,000,000  1968  26,000,000  1974  38,000,000  1986  50,000,000
1906  3,000,000  1956  15,000,000  1968  27,000,000  1975  39,000,000  1989  51,000,000
1910  4,000,000  1958  16,000,000  1969  28,000,000  1977 40,000,0000    
1915  5,000,000  1959  17,000,000  1969  29,000,000  1978  41,000,000  1991  53,000,000
1923  6,000,000  1961  18,000,000  1969  30,000,000 1979  42,000,000  1993  54,000,000
1920  7,000,000  1962  19,000,000  1969  31,000,000 1979  43,000,000  1995  55,000,000
1934  8,000,000  1963  20,000,000  1970  32,000,000  1980  44,000,000  1998  56,000,000
1926  9,000,000  1964  21,000,000 1971  33,000,000  1982  45,000,000
1944  10,000,000  1965  22,000,000  1972  34,000,000  1984  46,000,000
1947  11,000,000  1966  23,000,000  1972 35,000,000  1984  47,000,000
1950  12,000,000  1966  24,000,000  1973  36,000,000  1985  48,000,000
**Around 2021-2022 Omega began to also use alphanumeric serial numbers such as 'A012345'. Serial numbers are approximate.


Omega Wristwatch Reference Number Decoder

Most Omega wristwatches have a 7-digit reference number, some have a two letter metal/material code before the 7 digits to identify metal/material of the watch.

Example: ST.165.XXXX - The first 2 letters identify metal/material.  The first 3 digits identify the characteristics of the watch.  The last 4 digits (XXXX) refer to the case, dial and bracelet type.

Example Explained: The above example is a "Stainless Steel, Mens Watch, Self Winding-Center Seconds, Water Resistant Model".

Omega Metal/Material Codes

CODE MATERIAL CODE MATERIAL CODE MATERIAL
AB Platinum + Yellow Gold 18K DN 2-Colored Plates 10Y MR Chrome Plated Black, Bezel 20M Yellow
AT Platinum DP Steel, Pink Gold 18K ND Plated 20M Yellow on Steel
BA Yellow Gold 18K DR Bezel Pink Gold 18K on Steel OA Plated 40M Yellow on Steel
BB Pink Gold 18K DS Bezel Yellow Gold 14K on Steel PA Plated 40M Yellow on Steel, Steelback
BC White Gold 18K DX 2-Colored Plated 10M Yellow PE Miniature Clock
BD Yellow Gold 18K ED Plated 10M 2N18 RP Silver Plated 40M Yellow
BF White Gold 14K EF Plated 10M 1N14 Steelback RS Silver .925
BG Yellow Gold 9K EX Plated 10M 1N14 SC PVD Grey
BJ Gold, Multi-Colored 18K FD Plated 80M Yellow SE PVD Yellow
BK Gold, Steel Bezel FE Plated 80M Pink SI Steel + Titanium
BL Pink Gold 9K GD Plated 80M Yellow Steelback SO Oxidized Steel
BP Pink Gold 18K GF Plated 80M White Steelback SR Chrome Plated Black
BR Gold 2-Colored 18K Yellow-Pink HG Plated 40M Yellow ST Steel
BT Yellow Gold 18K + Titanium HH Plated 2-Colored 40M SU Steel, Aluminum Ring
BU Yellow Gold 18K Aluminum Bezel JD Plated 40M Yellow Steelback TA Titanium + Gold Case & Bracelet
CD Cap Yellow Gold 14K JE Plated 40M Pink Steelback TB Titanium + Pink Gold Bracelet/Pink Gold
CE Cap Pink Gold 14K KD Plated 20M Back 40M Yellow TD Titanium + Plated 20M Yellow/Plated 10M Bracelet
DA Steel + Yellow Gold 18K KF Plated 20M Back 40M White TE Titanium + PVD Yellow
DB Steel + Pink Gold 18K LD Plated 20M 2N18 TI Titanium
DC Bezel White Gold 18K on Steel LE Plated 20M Pink TL Titanium/Tantalium + Pink Gold 18K
DD Steel + Yellow Gold 18K Steel Back LX Plated 20M 1N14 TR Titanium + Pink Gold Titanium Bracelet
DE Steel + Pink Gold 18K MD Plated 20M Yellow Caseback TT Titanium + Palladium Titanium Bracelet
DF Steel + Yellow Gold 18K Steel Back ME Plated 20M Pink Steelback TZ Titanium + Pink Gold Bracelet, Gold Logo
DG Bezel Pink Gold 18K on Steel MF Plated 20M White Steelback UT Chrome Plated
DH Bezel Pink Gold 18K on Steel MK Plated 20M Back & Bezel Steel YA Hard Yellow Metal
DL 2-Colored Plated 20M Yellow MP Plated 20M 2-Colored Yellow-Pink YR Hard Black Metal
DM 2-Colored Plated 10M 1N14        

Omega Digits 1-3 Reference Number Decoder

1st Digit Type 2nd Digit Type 3rd Digit Type
1 Mens Watch  1 Manual Winding No Seconds 1 Non-Water Resistant
2 Mens Jewelry Watch 2 Manual Winding Small Seconds 2 Non-Water Resistant Calendar
3 Mens Bracelet Watch 3 Manual Winding Center Second 3 Non-Water Resistant Chronometer
4 Mens Jewelry Bracelet Watch 4 Manual Winding Chronograph 4 Non-Water Resistant Chronometer Calendar
5 Lady Watch 5 Self-Winding No Seconds 5 Water-Resistant
6 Lady Jewelry Watch 6 Self-Winding Center Seconds 6 Water Resistant Calendar
7 Lady Bracelet Watch 7 Self-Winding Chronograph 7 Water-Resistant Chronometer
8 Lady Jewelry Bracelet Watch 8 Electronic Chronograph 8 Water-Resistant Chronometer Calendar
    9 Electronic    


Various Omega Constellation Reference/Caliber Numbers

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