Instructions for utilizing our serial number look-up tables

This page contains INSTRUCTIONS for using the serial number look-up tables that are found on countless of our clock company background pages. The example below uses information from the American Waltham clock Company, however that is just an example. You have to consult the serial number table for the particular brand of watch activity you room trying to date by picking a firm from the food selection on the left.

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Not all vintage watches can be dated utilizing the serial number. Part American watch brands walk not usage a consistent collection of serial numbers, yet most the the large manufacturers did. Many vintage Swiss pocket watches walk NOT have serial numbers and can"t be date by this method.

Can"t discover YOUR specific serial number in our lookup tables?

Many watch service providers made numerous thousands of watches, and also some providers made numerous watches! It would certainly be impractical to perform the separation, personal, instance serial number of EVERY clock made... That would make some really lengthy pages! our serial number tables list varieties of serial numbers. For this reason to determine when her watch to be manufactured, girlfriend will must find wherein your serial number fits in ~ the selection of numbers.


Serial number look-up example:

Let"s say you have actually a Waltham watch through serial number 21,607,210 as displayed in the photo below. Note that we"re utilizing the serial number indigenous the clock movement, not from the clock case. Looking at the table of Waltham serial number (see instance below), you can see the number 20,900,000 to be made in 1917 and 21,800,000 was made in 1918 (marked in red in the table below). Due to the fact that your serial number falls in between those two numbers, you recognize that your watch was made in 1917 or 1918.

Not sure which serial number come use?

You must use the serial number indigenous the movement of the watch... The working part with the wheels and gears... Not the serial number native the clock case. Cases and watches were regularly made by different companies and each usually has actually its own serial number. You usually need to take the ago off the watch situation to check out the movement serial number i m sorry may show up anywhere top top the clock movement.

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Use the movement serial number. Execute NOT usage the case serial number! This is an example only. Your activity serial number may not it is in in precisely the same location as the one in the photo, yet you are looking for the serial number that is on the watch system itself... Not the serial number top top the outside case.


EXAMPLE SERIAL NUMBER LOOK-UP:American Waltham clock Company

Approximate Serial Numbers and also Production Dates


YearS/N
185250
1853400
18541000
18552500
18564000
18576000
185810,000
185915,000
186020,000
186130,000
186245,000
186365,000
1864110,000
1865180,000
1866260,000
1867330,000
1868410,000
1869460,000
1870500,000
1871540,000
1872590,000
1873680,000
1874730,000
1875810,000
1876910,000
18771,000,000
18781,150,000
18791,350,000
18801,500,000
18811,670,000
18821,835,000
18832,000,000
18842,350,000
18852,650,000
18863,000,000
18873,400,000
YearS/N
18883,800,000
18894,200,000
18904,700,000
18915,200,000
18925,800,000
18936,300,000
18946,700,000
18957,100,000
18967,450,000
18978,100,000
18988,400,000
18999,000,000
19009,500,000
190110,200,000
190211,100,000
190312,100,000
190413,500,000
190514,300,000
190614,700,000
190715,500,000
1908 16,400,000
1909 17,600,000
191017,900,000
191118,100,000
191218,200,000
191318,900,000
191419,500,000
191520,000,000
191620,500,000
1917 20,900,000
1918 21,800,000
191922,500,000
192023,400,000
192123,900,000
192224,100,000
192324,300,000
YearS/N
192424,550,000
192524,800,000
192625,200,000
192726,100,000
192826,400,000
192926,900,000
193027,100,000
193127,300,000
193227,550,000
193327,750,000
193428,100,000
193528,600,000
193629,100,000
193729,400,000
193829,750,000
193930,050,000
194030,250,000
194130,750,000
194231,050,000
194331,400,000
194431,700,000
194532,100,000
194632,350,000
194732,750,000
194833,100,000
194933,500,000
195033,560,000
195133,600,000
195233,700,000
195333,800,000
195434,100,000
195534,450,000
195634,700,000
195735,000,000
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This is one example utilizing the Waltham serial number table. Be certain to use the table that is certain to her brand the watch as soon as looking up her serial number.

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Be certain to usage the serial number ~ above the watch motion (the mechanism). Execute not use the serial number from the watch case.


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