Pocket Watch Database

E. Howard Watch Co. (Keystone) Grade Series 1 (Model 1907) Production Metrics

Grade:

Series 1

Size:

16s

Model:

1907

Total Runs:

7

Total Produced:

5,700

Production Era:

1910 - 1912

Earliest Serial:

#970,501

Latest Serial:

#1,115,000


E. Howard Watch Co. (Keystone) Grade Series 1 (Model 1907) Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1910,1911,1912]
[200,1500,4000]

E. Howard Watch Co. (Keystone) Grade Series 1 (All Models) Production Metrics

Grade:

Series 1

Size:

16s

Model:

1907

Total Runs:

7

Total Produced:

5,700

Production Era:

1910 - 1912

Earliest Serial:

#970,501

Latest Serial:

#1,115,000


E. Howard Watch Co. (Keystone) Grade Series 1 Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1910,1911,1912]
[200,1500,4000]

E. Howard Watch Co. (Keystone) Grade Series 1 Production Runs

Run Sequence Run Start Run End Quantity Est. Production Year Profile Code
1 970,501 970,700 200 1910 16S-M1907-19J-ONP-A0PTI-TYPE 2
2 1,095,501 1,097,000 1,500 1911 16S-M1907-21J-ONL-A0PTI-TYPE 3A
3 1,100,001 1,101,500 1,500 1912 16S-M1907-21J-ONL-A0PTI-MIXED
4 1,102,001 1,103,000 1,000 1912 16S-M1907-21J-ONL-A0PTI-MIXED
5 1,107,001 1,107,500 500 1912 16S-M1907-21J-ONL-A0PTI-MIXED
6 1,114,001 1,114,400 400 1912 16S-M1907-21J-ONL-A0PTI-TYPE 3B
7 1,114,401 1,115,000 600 1912 16S-M1907-21J-ONL-A0PTI-TYPE 5
RUNS

7

FIRST

970,501

LAST

1,115,000

ESTIMATED PRODUCTION

5,700

PRODUCTION ERA

1910 - 1912