Pocket Watch Database

From the American Horology Archive:
Illinois Grade 163 Bunn Special Pocket Watch

Illinois Watch Co.

Grade: 163 Bunn Special

Mixed Run: 163, 163A Type IE, Type II, Type IIE, Type IIB

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 5448153 Question Mark
Grade: 163 Bunn Special Question Mark
Variation: 163 Type IIE Question Mark
Model: 15 Question Mark
Estimated Production Year: 1931 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 3 of 4 Question Mark
Grade/Model Total Production: 2,400 Question Mark
Size: 16s Question Mark
Jewels: 23j Question Mark
Jewel Setting: Raised Gold Settings (Screw-Set) Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Ray Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Double Roller: Yes Question Mark
Barrel: 60-Hr. Motor Question Mark
Regulator: Reed Question Mark
Hairspring: Elinvar Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 6 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Dial Feet Locations: 17.5, 39.0, 58.0 Question Mark
Case Screw Locations: 3.0, 38.0 Question Mark
Case: Various Question Mark
Run ID: 12665.G9.16S4094.1615M3.O7231.L7161.23J295 Question Mark
Research References: American Pocket Watches: Illinois Watch Co.: Volume 2. (William Meggers & Roy Ehrhardt)
The 16 Size Illinois Bunn Special, 1913-1948. (Michael Chamelin)
Question Mark
Database Version: v52.427 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
7.22 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
24.29 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.042% Question Mark
Registry Population:
Scoped for This Run Only
19 (6.33%) Question Mark
$ Estimated Value (12 Month Change): -2.39% Analyzing 122 Sales Question Mark

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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.


cjbrem Supporter 825 · June 30, 2024

Serial Number 5448202 was reported as accurate.

Anonymous · March 21, 2020

Serial Number 5448151 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 14 to 15

Anonymous · February 7, 2020

Serial Number 5448010 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 14 to 15

Anonymous · December 5, 2019

Serial Number 5448163 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 14 to 15

Anonymous · March 18, 2016

Serial Number 5448222 was reported as inaccurate.

Note: THIS IS THE RARER TYPE II NON ELINVAR PERHAPS THE
18TH OF 50 KNOWN TO HAVE BEEN MADE ACCORDING TO
SOME EXPERTS INCLUDING AN AUTHOR
Changes since this report was submitted:
Factory Model changed from 14 to 15

Anonymous · March 17, 2016

Serial Number 5448222 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 14 to 15

Anonymous · December 9, 2013

Serial Number 5448067 was reported as accurate.

Changes since this report was submitted:
Grade changed from 163/163a to 163 Bunn Special
Factory Model changed from 14 to 15

Anonymous · April 20, 2013

Serial Number 5448205 was reported as accurate.

Changes since this report was submitted:
Grade changed from 163/163a to 163 Bunn Special
Factory Model changed from 14 to 15
Illinois Grade 163 Bunn Special Pocket Watch