Pocket Watch Database

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

Illinois Watch Co.

Grade: Bunn Special

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 1742666
Grade: Bunn Special
Model: 6
Estimated Production Year: 1907
Run Quantity: 400
Grade/Model Run: 116 of 257
Grade/Model Total Production: 76,618
Size: 18s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Two-Tone
Finish Pattern: Concentric Circles
Movement Signing Style: Mixed
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Barrel: Going
Train: Fast
Regulator: Reed
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
Dial Feet Locations: 2.0, 21.5, 38.5
Case Screw Locations: 23.5, 51.5
Movement Markings: Pennsylvania Special
Adjusted to 5 Positions
Double Roller
Adjusted
21 Ruby Jewels
Case: Various
Run ID: 5114.G155.18S3365.186M764.O1919.L4249.21J214
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
230.68
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
778.54
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.348%
Registry Population: 10 (2.50%)
$ Estimated Value (12 Month Change): -7.10% Analyzing 744 Sales
Research Note: Some movements are marked for 5 positional adjustments while others are marked for 6 positional adjustments.

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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.


ChrisG Top Contributor Supporter 543 · May 7, 2023

Serial Number 1742786 was reported as inaccurate.

Note: Confirmation image : 185874156036
Curator Response: Thanks!

Durant1 39 · October 26, 2022

Serial Number 1742728 was reported as inaccurate.

Note: The Pennsylvania Special Marked Barrel Plate has
been Changed at Some Point to a Gold Flashed
Illinois Watch Co., Springfield Plate. All other
Serial Numbers on the Movement Match the Movement
Number.

Anonymous · July 22, 2022

Serial Number 1742424 was reported as inaccurate.

Note: Not marked "Pennsylvania special", and is marked
adjusted to 6 positions

Anonymous · January 7, 2020

Serial Number 1742629 was reported as inaccurate.

Note: The Movement on my watch Serial Number 1742629 is
stamped with 6 adjusted positions

Anonymous · December 14, 2019

Serial Number 1742638 was reported as inaccurate.

Note: 6 position adjustment
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

von1943 Supporter 373 · October 28, 2018

Serial Number 1742728 was reported as accurate.

von1943 Supporter 373 · October 28, 2018

Serial Number 1742728 was reported as accurate.

Anonymous · November 11, 2017

Serial Number 1742681 was reported as inaccurate.

Note: This one is a standard full nickel plate
single-tone Model 6 with Bright Spotted damascene
pattern, Old English letters/numbers, unusual
"Temperature 6 Positions Isochronism" 21J etc.
Might be a mixed run. Cheers. duffy l.

Anonymous · November 12, 2015

Serial Number 1742708 was reported as inaccurate.

Note: Adjusted to 5 positions
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Adjusted # Positions changed from 6 to 5

Anonymous · March 29, 2013

Serial Number 1742743 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Adjusted # Positions changed from 6 to 5
Illinois Grade Bunn Special Pocket Watch