Pocket Watch Database


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

Illinois Watch Co.

Grade: Bunn Special

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2606139 Question Mark
Grade: Bunn Special Question Mark
Variation: RY.B.SixPositions Question Mark
Model: 9 Question Mark
Estimated Production Year: 1914 Question Mark
Run Quantity: 90 Question Mark
Grade/Model Run: 16 of 194 Question Mark
Grade/Model Total Production: 169,740 Question Mark
Variant Est. Production: 7,090 (16S-M9-21J-ONL-A6PTI-RY.B.SIXPOSITIONS) Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Jewel Material: Ruby 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: Going Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: 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: 8270.G307.16S2339.169M67.O3771.L5938.21J586 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: v52.582 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
511.05 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,724.90 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.986% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.11%) Question Mark
$ Estimated Value (12 Month Change): 0.71% Analyzing 2,305 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.


awalker1829 Supporter 83 · February 14, 2023

Serial Number 2606148 was reported as accurate.

Anonymous · November 27, 2022

Serial Number 2606169 was reported as accurate.

Anonymous · December 14, 2020

Serial Number 2606159 was reported as accurate.

Anonymous · October 22, 2020

Serial Number 2606159 was reported as accurate.

Anonymous · July 15, 2016

Serial Number 2606139 was reported as accurate.

Illinois Grade Bunn Special Pocket Watch