Illinois Pocket Watch: Serial Number 4398420 (Grade Bunn Special)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/4398420

Access Date: June 20, 2025

From the American Horology Archive:

Illinois Watch Co.

Grade: Bunn Special

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	4398420
Grade:	Bunn Special
Variation:	RY.B.TempAnd.SlashIndex
Model:	9
Estimated Production Year:	1923
Run Quantity:	1,000
Grade/Model Run:	154 of 194
Grade/Model Total Production:	169,740
Variant Est. Production:	31,200 (16S-M9-21J-ONL-A6PTI-RY.B.TEMPAND.SLASHINDEX)
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
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
Case:	Various
Run ID:	11710.G512.16S3778.169M641.O6459.L6889.21J1272
Database Version:	v52.728
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Registry Population: Scoped for This Run Only	17 (1.70%)
$ Estimated Value (12 Month Change):	3.89% Analyzing 2,329 Sales

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 17 watches in the population registry for this run with 2 images. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.