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E. Howard Watch Co. (Keystone) Grade Series 6 (Model 1912) Production Metrics

Grade:

Series 6

Size:

12s

Model:

1912

Total Runs:

9

Total Produced:

13,000

Production Era:

1912 - 1916

Earliest Serial:

#1,172,001

Latest Serial:

#1,309,000

E. Howard Watch Co. (Keystone) Grade Series 6 (Model 1912) Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1912,1913,1914,1916]
[500,3500,4000,5000]

E. Howard Watch Co. (Keystone) Grade Series 6 (All Models) Production Metrics

Grade:

Series 6

Size:

12s

Model:

1912

Total Runs:

17

Total Produced:

18,700

Production Era:

1911 - 1916

Earliest Serial:

#999,801

Latest Serial:

#1,309,000

E. Howard Watch Co. (Keystone) Grade Series 6 Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1911,1912,1913,1914,1915,1916]
[3700,2500,3500,4000,0,5000]

E. Howard Watch Co. (Keystone) Grade Series 6 Production Runs

Run Sequence Run Start Run End Quantity Est. Production Year Profile Code
1 999,801 1,000,000 200 1911 12S-M1908-19J-ONP-A5PT
2 1,055,701 1,055,900 200 1911 12S-M1908-19J-HNP-A5PT
3 1,058,501 1,059,000 500 1911 12S-M1908-19J-ONP-A5PT
4 1,059,401 1,061,000 1,600 1911 12S-M1908-19J-ONP-A5PT
5 1,066,601 1,066,800 200 1911 12S-M1908-19J-ONP-A5PT
6 1,075,001 1,076,000 1,000 1911 12S-M1908-19J-ONP-A5PT
7 1,107,501 1,108,000 500 1912 12S-M1908-19J-ONP-A5PT
8 1,121,001 1,122,500 1,500 1912 12S-M1908-19J-ONP-A5PT
9 1,172,001 1,172,500 500 1912 12S-M1912-19J-ONP-A5PT
10 1,204,001 1,204,500 500 1913 12S-M1912-19J-ONP-A5PT
11 1,217,001 1,218,000 1,000 1913 12S-M1912-19J-ONP-A5PT
12 1,219,001 1,220,000 1,000 1913 12S-M1912-19J-ONP-A5PT
13 1,230,001 1,230,500 500 1913 12S-M1912-19J-ONP-A5PT
14 1,246,001 1,246,500 500 1913 12S-M1912-19J-ONP-A5PT
15 1,266,001 1,267,000 1,000 1914 12S-M1912-19J-ONP-A5PT
16 1,280,001 1,283,000 3,000 1914 12S-M1912-19J-ONP-A5PT
17 1,304,001 1,309,000 5,000 1916 12S-M1912-19J-ONP-A5PT
RUNS

17

 FIRST

999,801

 LAST

1,309,000

 ESTIMATED PRODUCTION

18,700

 PRODUCTION ERA

1911 - 1916