Pocket Watch Database

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E. Howard Watch Co. (Keystone) Grade Series 11 (Model E) Production Metrics

Grade:

Series 11

Size:

16s

Model:

E

Total Runs:

12

Total Produced:

25,100

Production Era:

1913 - 1924

Earliest Serial:

#1,181,001

Latest Serial:

#1,396,600

E. Howard Watch Co. (Keystone) Grade Series 11 (Model E) Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1913,1914,1915,1916,1919,1920,1921,1922,1924]
[7500,5000,1000,5000,3000,1000,1000,1000,600]

E. Howard Watch Co. (Keystone) Grade Series 11 (All Models) Production Metrics

Grade:

Series 11

Size:

16s

Model:

E

Total Runs:

12

Total Produced:

25,100

Production Era:

1913 - 1924

Earliest Serial:

#1,181,001

Latest Serial:

#1,396,600

E. Howard Watch Co. (Keystone) Grade Series 11 Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1913,1914,1915,1916,1917,1918,1919,1920,1921,1922,1923,1924]
[7500,5000,1000,5000,0,0,3000,1000,1000,1000,0,600]

E. Howard Watch Co. (Keystone) Grade Series 11 Production Runs

Run Sequence Run Start Run End Quantity Est. Production Year Profile Code
1 1,181,001 1,187,000 6,000 1913 16S-ME-21J-ONL-A5PTI-DR.SPRINGCLICK
2 1,188,101 1,189,600 1,500 1913 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK
3 1,260,001 1,265,000 5,000 1914 16S-ME-21J-ONL-A5PTI-DR.RECOILCLICK
4 1,283,001 1,284,000 1,000 1915 16S-ME-21J-ONL-A5PTI-DR.RECOILCLICK
5 1,311,001 1,312,000 1,000 1916 16S-ME-21J-ONL-A5PTI-RECOILCLICK
6 1,312,001 1,314,000 2,000 1916 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK
7 1,317,001 1,319,000 2,000 1916 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK
8 1,360,001 1,363,000 3,000 1919 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK
9 1,374,001 1,375,000 1,000 1920 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK
10 1,378,001 1,379,000 1,000 1921 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK
11 1,385,001 1,386,000 1,000 1922 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK.GEOMETRICDAM
12 1,396,001 1,396,600 600 1924 16S-ME-21J-ONL-A5PTI-ARROW.RECOILCLICK.GEOMETRICDAM
RUNS

12

 FIRST

1,181,001

 LAST

1,396,600

 ESTIMATED PRODUCTION

25,100

 PRODUCTION ERA

1913 - 1924