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: 3471659
Grade: 107
Model: 9
Class: 1
Estimated Production Year: 1919
Run Quantity: 1,000
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: 5 (0.50%)
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 3471107 #107 Marketplace March 10, 2013
2 3471521 #521 Marketplace November 06, 2018
3 3471615 #615 Marketplace June 14, 2019
4 3471659 #659 Collection October 04, 2021
5 3471967 #967 Marketplace April 09, 2019
Standard Deviation of Known Examples: 309.94 (Expected: 288.82, Δ21.12/2.11%)

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Data Verification Reports

3471001
Verification Serial Map
3472000

nicnic Supporter 290 · October 4, 2021

Serial Number 3471659 was reported as accurate.

Anonymous · November 19, 2019

Serial Number 3471521 was reported as accurate.

Anonymous · May 31, 2019

Serial Number 3471659 was reported as accurate.

Anonymous · December 30, 2018

Serial Number 3471104 was reported as accurate.

Anonymous · December 30, 2018

Serial Number 3471104 was reported as accurate.

bogus22 Supporter 81 · December 23, 2018

Serial Number 3471993 was reported as accurate.

Anonymous · November 6, 2018

Serial Number 3471521 was reported as accurate.

Anonymous · November 5, 2018

Serial Number 3471521 was reported as accurate.

Anonymous · March 30, 2018

Serial Number 3471007 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to Limited Approval

Anonymous · April 28, 2016

Serial Number 3471344 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 15, 2015

Serial Number 3471951 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

rjandladyj 156 · January 3, 2014

Serial Number 3471724 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

BurlingtonGuy 1 · June 4, 2013

Serial Number 3471896 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 4, 2013

Serial Number 3471896 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