Illinois Pocket Watch: Serial Number 4788156 (Grade Bunn Special)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/4788156

Access Date: August 14, 2022

From the American Horology Archive:

Illinois Watch Co.

Grade: Bunn Special

Type II 60hr.

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	4788156
Grade:	Bunn Special
Variation:	Type II
Model:	14
Estimated Production Year:	1926
Run Quantity:	1,000
Total Production:	117,000
Size:	16s
Jewels:	21j
Jewel Material:	Ruby
Jewel Setting:	Raised Gold Settings (Screw-Set)
Movement Configuration:	Openface
Movement Finish:	Nickel
Finish Pattern:	Ray
Movement Signing Style:	Serif Caps
Movement Inlay Color:	Black
Movement Setting:	Lever
Plate:	3/4 Plate
Double Roller:	Yes
Barrel:	60-Hr. Motor
Regulator:	Reed
Hairspring:	Breguet
Adjusted:	Yes
Adjusted to Position:	Yes
Adjusted # of Positions:	6
Adjusted to Temperature:	Yes
Adjusted to Isochronism:	Yes
Railroad Grade:	Yes
Dial Feet Locations:	17.5, 39.0, 58.0
Case Screw Locations:	3.0, 38.0
Movement Markings:	Sixty Hour Bunn Special Illinois Watch Co. Springfield Motor Barrel 60 21 Jewels Adjusted Temp. And Six Positions Double Roller
Case:	Various
Database Version:	v48.272

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Data Verification Reports

4788001

Verification Serial Map

4789000

rmwatchandclock Supporter 253 · May 30, 2022

Serial Number 4788650 was reported as accurate.

Anonymous · February 4, 2021

Serial Number 4788302 was reported as accurate.

Anonymous · December 5, 2020

Serial Number 4788465 was reported as accurate.

Whit04 1 · October 16, 2020

Serial Number 4788927 was reported as accurate.

Anonymous · October 16, 2020

Serial Number 4788927 was reported as accurate.

Anonymous · May 23, 2020

Serial Number 4788464 was reported as accurate.

Anonymous · January 17, 2020

Serial Number 4788147 was reported as accurate.

Anonymous · June 15, 2019

Serial Number 4788147 was reported as accurate.

Anonymous · July 30, 2018

Serial Number 4788605 was reported as accurate.

Anonymous · February 7, 2018

Serial Number 4788769 was reported as accurate.

Anonymous · December 17, 2017

Serial Number 4788321 was reported as inaccurate.

Note: It's Type II with the "Sixty Hour" up top but the
older "Motor Barrel 60" around the crown wheel.
You've got II and III indicated. Cheers. duffy
l.