Pocket Watch Database
Waltham Grade Martyn Square (Model 1857) Production Metrics
Grade:
Martyn Square
Size:
18s
Model:
1857
Total Runs:
108
Total Produced:
7,960
Production Era:
1875 - 1877
Earliest Serial:
#816,501
Latest Serial:
#1,017,100
Waltham Grade Martyn Square (Model 1857) Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1875,1876,1877]
[1150,4185,2625]
Waltham Grade Martyn Square (All Models) Production Metrics
Grade:
Martyn Square
Size:
18s
Model:
1857
Total Runs:
276
Total Produced:
24,765
Production Era:
1875 - 1885
Earliest Serial:
#816,501
Latest Serial:
#2,844,100
Waltham Grade Martyn Square Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1875,1876,1877,1878,1879,1880,1881,1882,1883,1884,1885]
[2810,5877,4090,2338,1100,850,650,1200,2400,2750,700]