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: 3632688
Grade: 107
Model: 9
Class: 1
Estimated Production Year: 1920
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: 15 (1.50%)
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 3632044 #44 Collection March 05, 2014
2 3632133 #133 Marketplace August 22, 2014
3 3632161 #161 Marketplace March 01, 2020
4 3632336 #336 Marketplace June 29, 2013
5 3632425 #425 Marketplace February 27, 2019
6 3632428 #428 Collection August 12, 2017
7 3632613 #613 Marketplace July 11, 2022
8 3632688 #688 Collection December 31, 2017
9 3632733 #733 Marketplace July 25, 2014
10 3632753 #753 Marketplace July 30, 2013
11 3632795 #795 Marketplace October 14, 2014
12 3632824 #824 Collection June 04, 2019
13 3632825 #825 Marketplace June 17, 2015
14 3632951 #951 Marketplace December 07, 2013
15 3632992 #992 Collection February 19, 2013
Standard Deviation of Known Examples: 305.73 (Expected: 288.82, Δ16.91/1.69%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

3632001
Verification Serial Map
3633000

Anonymous · April 12, 2022

Serial Number 3632524 was reported as accurate.

Anonymous · January 29, 2019

Serial Number 3632250 was reported as accurate.

Anonymous · August 26, 2017

Serial Number 3632589 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 9, 2017

Serial Number 3632751 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 · February 3, 2014

Serial Number 3632044 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 14, 2013

Serial Number 3632951 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 · September 17, 2013

Serial Number 3632284 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 31, 2013

Serial Number 3632733 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