Illinois Pocket Watch: Serial Number 3491918 (Grade Bunn Special)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/3491918

Access Date: February 22, 2025

From the American Horology Archive:

Illinois Watch Co.

Grade: Bunn Special

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	3491918
Grade:	Bunn Special
Variation:	RY.B.TempAnd
Model:	9
Estimated Production Year:	1919
Run Quantity:	980
Grade/Model Run:	86 of 194
Grade/Model Total Production:	169,740
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:	10607.G417.16S3252.169M390.O5501.L6544.21J976
Research References:	American Pocket Watches: Illinois Watch Co.: Volume 2. (William Meggers & Roy Ehrhardt) The 16 Size Illinois Bunn Special, 1913-1948. (Michael Chamelin)
Database Version:	v52.612
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	511.05
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	1,724.90
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	2.986%
Registry Population: Scoped for This Run Only	14 (1.43%)
$ Estimated Value (12 Month Change):	0.36% Analyzing 2,310 Sales

Value Guide

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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.