Pocket Watch Database
E. Howard Watch Co. (Keystone) Grade 1 (Model 1903) Production Metrics
E. Howard Watch Co. (Keystone) Grade 1 (All Models) Production Metrics
Grade:
1
Size:
Model:
1903
Total Runs:
2
Total Produced:
1,000
Production Era:
c.1911
Earliest Serial:
#1,010,001
Latest Serial:
#1,015,400
E. Howard Watch Co. (Keystone) Grade 1 Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1911]
[1000]
E. Howard Watch Co. (Keystone) Grade 1 Production Runs
Run Sequence | Run Start | Run End | Quantity | Est. Production Year | Profile Code |
---|---|---|---|---|---|
1 | 1,010,001 | 1,010,600 | 600 | 1911 | S-M1903-19J-HP-U |
2 | 1,015,001 | 1,015,400 | 400 | 1911 | S-M1903-19J-O-U |
RUNS2 |
FIRST1,010,001 |
LAST1,015,400 |
ESTIMATED PRODUCTION1,000 |
PRODUCTION ERAc.1911 |