Pocket Watch Database

Movement Specs Production Pop. Registry 7 Value For Sale Sell Your Watch Save to My Collection Print Page Find a Mainspring Find a Balance Staff
Sell Your Watch Save to My Collection Print Page Find a Mainspring Find a Balance Staff

E. Howard Watch Co. (Keystone) Grade Series 0 (Model Bridge) Production Metrics

Grade:

Series 0

Size:

16s

Model:

Bridge

Total Runs:

2

Total Produced:

850

Production Era:

c.1903

Earliest Serial:

#1,000,001

Latest Serial:

#1,005,100

E. Howard Watch Co. (Keystone) Grade Series 0 (Model Bridge) Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1903]
[850]

E. Howard Watch Co. (Keystone) Grade Series 0 (All Models) Production Metrics

Grade:

Series 0

Size:

16s

Model:

Bridge

Total Runs:

30

Total Produced:

16,750

Production Era:

1903 - 1916

Earliest Serial:

#953,001

Latest Serial:

#1,320,000

E. Howard Watch Co. (Keystone) Grade Series 0 Production By Year

Production dates are estimations based on serial number extrapolation and should be accurate within +/- 3 years.
[1903,1904,1905,1906,1907,1908,1909,1910,1911,1912,1913,1914,1915,1916]
[850,0,0,0,200,1800,1300,3400,2500,500,3500,0,1200,1500]

E. Howard Watch Co. (Keystone) Grade Series 0 Production Runs

Run Sequence Run Start Run End Quantity Est. Production Year Profile Code
1 953,001 953,100 100 1907 16S-M1907-23J-HNP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
2 953,101 953,200 100 1907 16S-M1907-23J-ONP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
3 953,201 953,350 150 1908 16S-M1907-23J-HNP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
4 953,351 953,500 150 1908 16S-M1907-23J-ONP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
5 953,501 954,000 500 1908 16S-M1907-23J-ONP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
6 976,001 977,000 1,000 1908 16S-M1907-23J-ONL-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
7 1,000,001 1,000,750 750 1903 16S-MBRIDGE-23J-HNP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
8 1,005,001 1,005,100 100 1903 16S-MBRIDGE-23J-ONP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
9 1,054,001 1,054,500 500 1909 16S-M1907-23J-ONP-A5PTI-STRAIGHT BRIDGE JEWELED BARREL
10 1,057,301 1,057,500 200 1909 16S-M1907-23J-HNP-A5PTI-HOOKED BRIDGE JEWELED BARREL
11 1,066,501 1,066,600 100 1909 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
12 1,077,001 1,077,700 700 1910 16S-M1907-23J-HNP-A5PTI-HOOKED BRIDGE JEWELED BARREL
13 1,078,501 1,079,000 500 1910 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
14 1,079,801 1,080,000 200 1910 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
15 1,086,001 1,087,000 1,000 1910 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
16 1,103,001 1,103,500 500 1910 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
17 1,103,501 1,104,000 500 1910 16S-M1907-23J-HNP-A5PTI-HOOKED BRIDGE JEWELED BARREL
18 1,112,001 1,112,200 200 1911 16S-M1907-23J-ONP-A5PTI-HOOKED BRIDGE JEWELED BARREL
19 1,112,201 1,112,500 300 1911 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
20 1,112,501 1,114,000 1,500 1911 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BARREL
21 1,116,501 1,117,000 500 1911 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
22 1,136,001 1,136,500 500 1912 16S-M1907-23J-HNP-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
23 1,143,001 1,143,500 500 1909 16S-M1907-23J-HNP-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
24 1,155,001 1,156,000 1,000 1913 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
25 1,158,501 1,160,000 1,500 1913 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
26 1,237,001 1,238,000 1,000 1913 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
27 1,285,001 1,286,000 1,000 1915 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
28 1,286,001 1,286,200 200 1915 16S-M1907-23J-HNP-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
29 1,316,001 1,317,000 1,000 1916 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
30 1,319,501 1,320,000 500 1916 16S-M1907-23J-ONL-A5PTI-HOOKED BRIDGE JEWELED BANKING PINS
RUNS

30

 FIRST

953,001

 LAST

1,320,000

 ESTIMATED PRODUCTION

16,750

 PRODUCTION ERA

1903 - 1916