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: 3469560
Grade: 107
Model: 9
Class: 1
Estimated Production Year: 1919
Run Quantity: 600
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: 4 (0.67%)
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 3469461 #61 Marketplace October 08, 2015
2 3469480 #80 Collection August 03, 2018
3 3469507 #107 Marketplace July 08, 2014
4 3469560 #160 Collection July 04, 2018
Standard Deviation of Known Examples: 43.03 (Expected: 173.35, Δ130.32/21.72%)

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Data Verification Reports

3469401
Verification Serial Map
3470000

Anonymous · January 21, 2020

Serial Number 3469835 was reported as accurate.

earl81 4 · December 18, 2017

Serial Number 3469588 was reported as accurate.

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

Anonymous · December 17, 2017

Serial Number 3469588 was reported as accurate.

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

Anonymous · July 3, 2017

Serial Number 3469658 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

RomanWatchRepair 23 · March 26, 2017

Serial Number 3469461 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

RomanWatchRepair 23 · February 20, 2017

Serial Number 3469461 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

winterwolf Supporter 85 · December 19, 2016

Serial Number 3469480 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

cnavarro54 1 · November 13, 2015

Serial Number 3469461 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 · October 12, 2015

Serial Number 3469461 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 · July 22, 2014

Serial Number 3469940 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