Pocket Watch Database
Waltham Grade No. 687 (Model L-670) Production Metrics
Grade:
No. 687
Size:
6.75l
Model:
L-670
Total Runs:
15
Total Produced:
136,400
Production Era:
1938 - 1940
Earliest Serial:
#29,652,001
Latest Serial:
#30,285,700
Waltham Grade No. 687 (Model L-670) Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1938,1939,1940]
[11000,100000,25400]
Waltham Grade No. 687 (All Models) Production Metrics
Grade:
No. 687
Size:
6.75l
Model:
L-670
Total Runs:
15
Total Produced:
136,400
Production Era:
1938 - 1940
Earliest Serial:
#29,652,001
Latest Serial:
#30,285,700
Waltham Grade No. 687 Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1938,1939,1940]
[11000,100000,25400]