Pocket Watch Database
Waltham Grade Sapphire (Model 1912) Production Metrics
Grade:
Sapphire
Size:
6/0s
Model:
1912
Total Runs:
43
Total Produced:
77,020
Production Era:
1913 - 1919
Earliest Serial:
#19,032,001
Latest Serial:
#23,192,000
Waltham Grade Sapphire (Model 1912) Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1913,1915,1918,1919]
[5000,24500,19520,28000]
Waltham Grade Sapphire (All Models) Production Metrics
Grade:
Sapphire
Size:
6/0s
Model:
1912
Total Runs:
151
Total Produced:
370,870
Production Era:
1900 - 1933
Earliest Serial:
#10,055,501
Latest Serial:
#27,798,000
Waltham Grade Sapphire Production By Year
Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1900,1901,1902,1903,1904,1905,1906,1907,1908,1909,1910,1911,1912,1913,1914,1915,1916,1917,1918,1919,1920,1921,1922,1923,1924,1925,1926,1927,1928,1929,1930,1931,1932,1933]
[1000,0,0,5000,3000,0,6150,0,9000,0,7000,10000,0,9000,0,44200,0,0,33520,48000,0,0,2000,26000,25000,15000,51000,24000,17000,8000,11000,10000,0,6000]