Pocket Watch Database

From the American Horology Archive:
Illinois Grade 185 Pocket Watch

Illinois Watch Co.

Grade: 185

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 2231997
Grade: 185
Model: 5
Estimated Production Year: 1910
Run Quantity: 300
Grade/Model Run: 55 of 73
Grade/Model Total Production: 25,360
Size: 16s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Bridge Plate
Bridge Type: 3-Finger
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
Dial Feet Locations: 24.5, 36.5, 55.5
Case Screw Locations: 3.5, 37.5
Case: Various
Run ID: 6836.185G111.16S1777.165M708.O2859.L5352.17J1829
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
76.35
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
257.62
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.446%
Registry Population: 5 (1.67%)

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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.


2mnyboxers Supporter 399 · October 18, 2022

Serial Number 2231809 was reported as accurate.

pmtime Supporter 405 · June 30, 2021

Serial Number 2231990 was reported as accurate.

MoatsJustin1 top-contributor 4691 · December 30, 2020

Serial Number 2231748 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

Anonymous · December 13, 2019

Serial Number 2231845 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

texnet 684 · April 12, 2019

Serial Number 2231936 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

Anonymous · April 7, 2019

Serial Number 2231936 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

rjbeck 150 · April 16, 2018

Serial Number 2231998 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge
Illinois Grade 185 Pocket Watch