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: 3667690
Grade: 107
Model: 9
Class: 1
Estimated Production Year: 1920
Run Quantity: 2,000
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: v49.432

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 3667664 #1664 Collection June 30, 2013
13 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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Data Verification Reports

3666001
Verification Serial Map
3668000

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 3507 · July 17, 2020

Serial Number 3666313 was reported as accurate.

cmdraven 3507 · March 19, 2019

Serial Number 3667036 was reported as accurate.

cmdraven 3507 · 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