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: 3711786
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: 13 (0.65%)
Database Version: v49.391

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 3710059 #59 Collection December 07, 2020
2 3710214 #214 Marketplace June 09, 2013
3 3710240 #240 Marketplace May 10, 2021
4 3710485 #485 Marketplace July 10, 2017
5 3710680 #680 Marketplace February 03, 2021
6 3710850 #850 Marketplace August 28, 2022
7 3711016 #1016 Collection April 26, 2022
8 3711237 #1237 Collection January 04, 2015
9 3711259 #1259 Marketplace September 02, 2021
10 3711658 #1658 Collection January 21, 2016
11 3711711 #1711 Collection December 21, 2021
12 3711786 #1786 Collection June 04, 2021
13 3712000 #2000 Marketplace February 29, 2020
Standard Deviation of Known Examples: 654.97 (Expected: 577.49, Δ77.48/3.87%)

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Data Verification Reports

3710001
Verification Serial Map
3712000

Huggs3 Supporter 120 · November 15, 2021

Serial Number 3710071 was reported as accurate.

Anonymous · December 6, 2020

Serial Number 3710059 was reported as accurate.

Anonymous · July 26, 2020

Serial Number 3710535 was reported as accurate.

Anonymous · June 13, 2020

Serial Number 3711395 was reported as accurate.

Anonymous · February 26, 2020

Serial Number 3711126 was reported as accurate.

Watchbuddy 13 · June 27, 2019

Serial Number 3710946 was reported as accurate.

Anonymous · March 6, 2019

Serial Number 3710411 was reported as accurate.

Anonymous · December 2, 2018

Serial Number 3711808 was reported as accurate.

Anonymous · October 25, 2018

Serial Number 3711808 was reported as accurate.

Anonymous · January 15, 2018

Serial Number 3710576 was reported as accurate.

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

Anonymous · December 27, 2016

Serial Number 3710775 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 · November 8, 2016

Serial Number 3710101 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 · August 9, 2016

Serial Number 3710093 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

Bluejay 179 · February 5, 2016

Serial Number 3710514 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 · November 15, 2014

Serial Number 3710192 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 14, 2014

Serial Number 3711022 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 · August 13, 2012

Serial Number 3711785 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