Pocket Watch Database
E. Howard Watch Co. (Keystone) Grade Series 8 (Model 1912) Production Metrics
Grade:
Series 8
Size:
12s
Model:
1912
Total Runs:
10
Total Produced:
9,950
Production Era:
1910 - 1915
Earliest Serial:
#1,095,001
Latest Serial:
#1,290,000
E. Howard Watch Co. (Keystone) Grade Series 8 (Model 1912) Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1910,1911,1913,1914,1915,1916,1917,1918,1919,1920,1921]
[500,750,3900,1000,542,542,542,542,542,542,548]
E. Howard Watch Co. (Keystone) Grade Series 8 (All Models) Production Metrics
Grade:
Series 8
Size:
12s
Model:
1912
Total Runs:
26
Total Produced:
14,400
Production Era:
1909 - 1921
Earliest Serial:
#1,055,901
Latest Serial:
#1,290,000
E. Howard Watch Co. (Keystone) Grade Series 8 Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1909,1910,1911,1912,1913,1914,1915,1916,1917,1918,1919,1920,1921]
[1000,1700,1565,1435,3900,1000,542,542,542,542,542,542,548]
E. Howard Watch Co. (Keystone) Grade Series 8 Production Runs
Run Sequence | Run Start | Run End | Quantity | Est. Production Year | Profile Code |
---|---|---|---|---|---|
1 | 1,055,901 | 1,056,000 | 100 | 1909 | 12S-M1908-21J-HNP-A5PT |
2 | 1,059,001 | 1,059,400 | 400 | 1909 | 12S-M1908-21J-ONP-A5PT |
3 | 1,066,001 | 1,066,500 | 500 | 1909 | 12S-M1908-21J-ONP-A5PT |
4 | 1,066,801 | 1,067,000 | 200 | 1910 | 12S-M1908-21J-ONP-A5PT |
5 | 1,067,501 | 1,067,550 | 50 | 1910 | 12S-M1908-23J-ONP-A5PT |
6 | 1,067,551 | 1,068,000 | 450 | 1910 | 12S-M1908-21J-ONP-A5PT-SAFETY |
7 | 1,070,501 | 1,070,700 | 200 | 1910 | 12S-M1908-23J-ONP-A5PT-GOING |
8 | 1,070,701 | 1,071,000 | 300 | 1910 | 12S-M1908-21J-ONP-A5PT-GOING |
9 | 1,095,001 | 1,095,500 | 500 | 1910 | 12S-M1912-23J-HNP-A5PT |
10 | 1,105,501 | 1,106,000 | 500 | 1911 | 12S-M1908-21J-ONP-A5PT |
11 | 1,106,001 | 1,106,750 | 750 | 1911 | 12S-M1912-23J-ONP-A5PT |
12 | 1,106,751 | 1,107,000 | 250 | 1911 | 12S-M1908-21J-ONP-A5PT |
13 | 1,119,501 | 1,119,565 | 65 | 1911 | 12S-M1908-21J-ONP-A5PT |
14 | 1,119,566 | 1,119,700 | 135 | 1912 | 12S-M1908-23J-ONP-A5PT |
15 | 1,119,701 | 1,120,000 | 300 | 1912 | 12S-M1908-21J-ONP-A5PT |
16 | 1,120,001 | 1,120,200 | 200 | 1912 | 12S-M1908-23J-ONP-A5PT |
17 | 1,120,201 | 1,120,500 | 300 | 1912 | 12S-M1908-21J-ONP-A5PT |
18 | 1,120,501 | 1,121,000 | 500 | 1912 | 12S-M1908-23J-ONP-A5PT |
19 | 1,172,601 | 1,173,000 | 400 | 1913 | 12S-M1912-23J-ONP-A5PT |
20 | 1,204,501 | 1,205,000 | 500 | 1913 | 12S-M1912-23J-ONP-A5PT |
21 | 1,218,001 | 1,219,000 | 1,000 | 1913 | 12S-M1912-23J-ONP-A5PT |
22 | 1,230,501 | 1,231,000 | 500 | 1913 | 12S-M1912-23J-ONP-A5PT |
23 | 1,244,501 | 1,245,500 | 1,000 | 1913 | 12S-M1912-23J-ONP-A5PT |
24 | 1,246,501 | 1,247,000 | 500 | 1913 | 12S-M1912-23J-ONP-A5PT |
25 | 1,265,001 | 1,266,000 | 1,000 | 1914 | 12S-M1912-23J-ONP-A5PT |
26 | 1,286,201 | 1,290,000 | 3,800 | 1915 | 12S-M1912-23J-ONP-A5PT |
RUNS26 |
FIRST1,055,901 |
LAST1,290,000 |
ESTIMATED PRODUCTION14,400 |
PRODUCTION ERA1909 - 1921 |