Pocket Watch Database

From the American Horology Archive:
Illinois Grade 89 Pocket Watch
Illinois Grade 89 Pocket Watch

Illinois Watch Co.

Grade: 89

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 2427199
Grade: 89
Model: 6
Estimated Production Year: 1912
Run Quantity: 300
Grade/Model Total Production: 39,210
Size: 18s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Two-Tone
Movement Setting: Lever
Plate: Full Plate
Barrel: Going
Train: Fast
Adjusted: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: 2.0, 21.5, 38.5
Case Screw Locations: 23.5, 51.5
Case: Various
Registry Population: 5 (1.67%)
Database Version: v49.716

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 2427021 #21 Marketplace July 08, 2019
2 2427130 #130 Marketplace December 04, 2018
3
Image Credit: Suppo32
2427199 #199 Collection January 24, 2021
4 2427207 #207 Inferred
5 2427237 #237 Marketplace December 22, 2016
Standard Deviation of Known Examples: 86.42 (Expected: 86.75, Δ0.33/0.11%)

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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.


Suppo32 3 · January 24, 2021

Serial Number 2427199 was reported as accurate.

Anonymous · June 17, 2019

Serial Number 2427251 was reported as accurate.

Anonymous · November 23, 2016

Serial Number 2427207 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · September 13, 2016

Serial Number 2427207 was reported as inaccurate.

Note: jewels 17
Changes since this report was submitted:
Jewels changed from 15j to 17j
Movement Finish changed from Nickel to Two-Tone

Anonymous · March 16, 2015

Serial Number 2427127 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j
Movement Finish changed from Nickel to Two-Tone
Illinois Grade 89 Pocket Watch
Illinois Grade 89 Pocket Watch