Pocket Watch Database

From the American Horology Archive:
Illinois Grade 107 Pocket Watch

Illinois Watch Co.

Grade: 107

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3667664
Grade: 107
Model: 9
Class: 1
Estimated Production Year: 1920
Run Quantity: 2,000
Grade/Model Total Production: 88,000
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Bridge Plate
Bridge Type: False Center
Double Roller: Yes
Barrel: Going
Adjusted: Yes
Adjusted to Position: Yes
Adjusted to Temperature: Yes
Railroad Grade: Limited Approval
Dial Feet Locations: 17.5, 39.0, 58.0
Case Screw Locations: 3.0, 38.0
Case: Various
Registry Population: 14 (0.70%)
Database Version: v49.712

Production Metrics Tree: Grade 107

Target Profile: 16S-M9-21J-ONL-APT

Illinois Grade 107 (All Variations): 110,250 ETP
16S: 94,100 85.35%
16s, Grade 107
Other: 16,150
Other Sizes or Unclassified
16S-M9: 88,000 79.82%
16s, Grade 107, Model 9
Other: 6,100
Other Models or Unclassified
16S-M9-21J: 88,000 79.82%
16s, Grade 107, Model 9, 21 Jewels
16S-M9-21J-ONL: 88,000 79.82%
16s, Grade 107, Model 9, 21 Jewels, Openface/Lever/Nickel
16S-M9-21J-ONL-APT: 88,000 79.82%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 3666117 #117 Marketplace November 20, 2013
2 3666305 #305 Marketplace April 12, 2018
3 3666313 #313 Marketplace July 18, 2020
4 3666501 #501 Collection January 29, 2015
5 3666666 #666 Marketplace January 03, 2014
6 3666751 #751 Marketplace May 04, 2022
7 3666863 #863 Marketplace January 19, 2017
8 3667036 #1036 Marketplace August 02, 2018
9 3667037 #1037 Marketplace January 18, 2018
10 3667353 #1353 Collection June 04, 2019
11 3667419 #1419 Marketplace August 08, 2014
12
Image Credit: TimeAntiquarian
3667664 #1664 Collection June 30, 2013
13
Image Credit: Jlpenrod
3667690 #1690 Collection May 31, 2017
14 3667903 #1903 Marketplace December 26, 2021
Standard Deviation of Known Examples: 568.45 (Expected: 577.49, Δ9.04/0.45%)

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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.


Anonymous · September 26, 2021

Serial Number 3667903 was reported as accurate.

Anonymous · September 1, 2021

Serial Number 3667352 was reported as accurate.

Anonymous · March 4, 2021

Serial Number 3667014 was reported as accurate.

Tonyideal 1 · January 22, 2021

Serial Number 3666482 was reported as accurate.

cmdraven 3542 · July 17, 2020

Serial Number 3666313 was reported as accurate.

cmdraven 3542 · March 19, 2019

Serial Number 3667036 was reported as accurate.

cmdraven 3542 · August 2, 2018

Serial Number 3667036 was reported as accurate.

Anonymous · April 19, 2017

Serial Number 3666334 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · June 7, 2016

Serial Number 3667765 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · June 6, 2016

Serial Number 3667765 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · April 25, 2016

Serial Number 3666693 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · January 21, 2015

Serial Number 3667160 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · December 19, 2014

Serial Number 3666819 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · April 26, 2014

Serial Number 3666693 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

Anonymous · January 7, 2014

Serial Number 3666655 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge

TimeAntiquarian Founder Research Expert Historian Top Contributor Supporter 170 · June 30, 2013

Serial Number 3667664 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval
Plate changed from 3/4 to Bridge
Illinois Grade 107 Pocket Watch