Pocket Watch Database

From the American Horology Archive:
Illinois Grade Bunn Special Pocket Watch Movement

Illinois Watch Co.

Grade: Bunn Special

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 4418237
Grade: Bunn Special
Model: 9
Estimated Production Year: 1923
Run Quantity: 1,000
Total Production: 169,440
Size: 16s
Jewels: 21j
Jewel Material: Ruby
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Ray
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Railroad Grade: Yes
Dial Feet Locations: 17.5, 39.0, 58.0
Case Screw Locations: 3.0, 38.0
Movement Markings: Bunn Special
Illinois Watch Co.
Springfield
21 Jewels
Adjusted
Temp. And
Six
Positions
Double Roller
Database Version: v47.457

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Data Verification Reports

4418001
Verification Serial Map
4419000

Anonymous · November 8, 2021

Serial Number 4418066 was reported as accurate.

Anonymous · March 15, 2021

Serial Number 4418345 was reported as accurate.

Anonymous · May 29, 2020

Serial Number 4418949 was reported as accurate.

Anonymous · March 20, 2018

Serial Number 4418834 was reported as accurate.

Anonymous · August 22, 2017

Serial Number 4418476 was reported as accurate.

Anonymous · August 22, 2017

Serial Number 4418476 was reported as accurate.

Anonymous · August 22, 2017

Serial Number 4418476 was reported as accurate.

Anonymous · March 17, 2017

Serial Number 4418158 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · March 2, 2017

Serial Number 4418738 was reported as accurate.

Anonymous · December 14, 2016

Serial Number 4418437 was reported as accurate.

Anonymous · March 13, 2016

Serial Number 4418269 was reported as accurate.

Anonymous · February 28, 2014

Serial Number 4418329 was reported as accurate.

Anonymous · March 27, 2013

Serial Number 4418396 was reported as accurate.

Anonymous · January 26, 2013

Serial Number 4418156 was reported as accurate.

Illinois Grade Bunn Special Pocket Watch Movement