Pocket Watch Database
Rockford Grade 70 (Model 8) Production Metrics
Grade:
70
Size:
18s
Model:
8
Total Runs:
4
Total Produced:
1,600
Production Era:
1889 - 1890
Earliest Serial:
#300,701
Latest Serial:
#350,500
Rockford Grade 70 (Model 8) Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1889,1890]
[800,800]
Rockford Grade 70 (All Models) Production Metrics
Grade:
70
Size:
18s
Model:
8
Total Runs:
4
Total Produced:
1,600
Production Era:
1889 - 1890
Earliest Serial:
#300,701
Latest Serial:
#350,500
Rockford Grade 70 Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1889,1890]
[800,800]
Rockford Grade 70 Production Runs
| Run Sequence | Run Start | Run End | Quantity | Est. Production Year | Profile Code |
|---|---|---|---|---|---|
| 1 | 300,701 | 301,000 | 300 | 1890 | 18S-M8-16J-HTL-APTI |
| 2 | 329,701 | 330,000 | 300 | 1889 | 18S-M8-16J-HTL-APTI |
| 3 | 339,001 | 339,500 | 500 | 1889 | 18S-M8-16J-HTL-APTI |
| 4 | 350,001 | 350,500 | 500 | 1890 | 18S-M8-16J-HTL-APTI |
RUNS4 |
FIRST300,701 |
LAST350,500 |
ESTIMATED PRODUCTION1,600 |
PRODUCTION ERA1889 - 1890 |