Pocket Watch Database

E. Howard Watch Co. (Keystone) Series 7 Production Charts

Note: Production dates are estimations but should be accurate within +/- 3 years.

[1908,1909,1910,1911,1912,1913,1914,1915,1916,1917,1918,1919,1920,1921,1922,1923,1924]
[13750,9700,21500,500,12000,66100,24000,14000,1000,0,39500,0,11000,3000,6000,10000,6800]




Grade Production Runs Lowest Highest Start End Profile Code/Image
Series 7 238,850 42 977,001 1,403,400 1908 1924
29,000 11 977,001 1,143,000 1908 1912 12s-M1908-17j-ONP-A3PT-
1,000 977,001 978,000 1908
2,500 988,501 991,000 1908
500 1,058,001 1,058,500 1909
1,000 1,074,001 1,075,000 1910
2,500 1,080,001 1,082,500 1910
3,000 1,087,001 1,090,000 1910
3,000 1,091,001 1,094,000 1910
3,000 1,097,001 1,100,000 1910
500 1,110,001 1,110,500 1911
6,000 1,130,001 1,136,000 1912
6,000 1,137,001 1,143,000 1912
10,250 4 987,001 1,003,000 1908 1908 12s-M1908-17j-ONP-A3PT-Stopworks
1,450 987,001 988,450 1908
5,500 994,001 999,500 1908
300 999,501 999,800 1908
3,000 1,000,001 1,003,000 1908
3,000 1 1,051,001 1,054,000 1909 1909 16s-M1908-17j-ONP-A3PT-Stop Works
3,000 1,051,001 1,054,000 1909
1,200 1 1,054,501 1,055,700 1909 1909 12s-M1908-17j-ONP-A3PT-Mixed
1,200 1,054,501 1,055,700 1909
7,500 2 1,061,001 1,070,500 1909 1910 12s-M1908-17j-ONP-A3PT-Stop Works
5,000 1,061,001 1,066,000 1909
2,500 1,068,001 1,070,500 1910
5,500 2 1,071,001 1,085,000 1910 1910 12s-M1908-17j-HNP-A3PT-
3,000 1,071,001 1,074,000 1910
2,500 1,082,501 1,085,000 1910
182,400 21 1,147,001 1,403,400 1910 1924 12s-M1912-17j-ONP-A3PT-
1,000 1,147,001 1,148,000 1910
1,500 1,156,501 1,158,000 1913
10,000 1,160,001 1,170,000 1913
100 1,172,501 1,172,600 1913
8,000 1,173,001 1,181,000 1913
3,000 1,190,001 1,193,000 1913
11,000 1,193,001 1,204,000 1913
12,000 1,205,001 1,217,000 1913
10,000 1,220,001 1,230,000 1913
6,000 1,231,001 1,237,000 1913
4,500 1,240,001 1,244,500 1913
13,000 1,247,001 1,260,000 1914
11,000 1,267,001 1,278,000 1914
14,000 1,290,001 1,304,000 1915
1,000 1,315,001 1,316,000 1916
39,500 1,320,501 1,360,000 1918
11,000 1,363,001 1,374,000 1920
3,000 1,375,001 1,378,000 1921
6,000 1,379,001 1,385,000 1922
10,000 1,386,001 1,396,000 1923
6,800 1,396,601 1,403,400 1924