Illinois Pocket Watch: Serial Number 4746929 (Grade Bunn Special)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/4746929/movement

Access Date: December 11, 2024

From the American Horology Archive:

Illinois Watch Co.

Grade: Bunn Special

Mixed Run: Type I 60hr. & Type II 60hr.

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	4746929
Grade:	Bunn Special
Variation:	Type II
Model:	14
Estimated Production Year:	1926
Run Quantity:	200
Grade/Model Run:	13 of 132
Grade/Model Total Production:	116,300
Variant Est. Production:	6,700 (16S-M14-21J-ONL-A6PTI-TYPE II)
Size:	16s
Jewels:	21j
Jewel Material:	Ruby
Jewel Setting:	Raised Gold Settings (Screw-Set)
Movement Configuration:	Openface
Movement Finish:	Nickel
Finish Pattern:	Ray
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:	Bunn Special Illinois Watch Co. Springfield Motor Barrel 60 21 Jewels Adjusted Temp. And Six Positions Double Roller
Case:	Various
Run ID:	12011.G568.16S3904.1614M15.O6755.L6994.21J1362
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:	v52.505
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	350.15
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	1,181.81
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	2.046%
Registry Population: Scoped for This Run Only	7 (3.50%)
$ Estimated Value (12 Month Change):	-9.92% Analyzing 2,160 Sales
Research Note: Estimated Split Run by Chamelin.

Value Guide

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Production Metrics Tree: Grade Bunn Special

Target Profile: 16S-M14-21J-ONL-A6PTI-TYPE II

Illinois Grade Bunn Special (All Variations): 387,788 ETP
16S: 301,630 77.78% 16s, Grade Bunn Special				Other: 86,158 Other Sizes or Unclassified
16S-M14: 116,300 29.99% 16s, Grade Bunn Special, Model 14			Other: 185,330 Other Models or Unclassified
16S-M14-21J: 103,700 26.74% 16s, Grade Bunn Special, Model 14, 21 Jewels		Other: 12,600 Other Jewels or Unclassified
16S-M14-21J-ONL: 103,700 26.74% 16s, Grade Bunn Special, Model 14, 21 Jewels, Openface/Lever/Nickel
16S-M14-21J-ONL-A6PTI: 103,700 26.74%
16S-M14-21J-ONL-A6PTI-TYPE II: 6,700 1.73%	Other: 97,000 Other Variants or Unclassified

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 7 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.