Pocket Watch Database

From the American Horology Archive:
Illinois Grade 538 Pocket Watch

Illinois Watch Co.

Grade: 538

Illini

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3868289
Grade: 538
Model: 1
Estimated Production Year: 1921
Run Quantity: 1,000
Grade/Model Run: 3 of 4
Grade/Model Total Production: 3,100
Size: 13s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Double Roller: Yes
Barrel: Jeweled Motor
Regulator: Illinois Spring
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: None
Case Screw Locations: 5.0, 35.0
Case: Various
Run ID: 11193.538G3.13S6.131M6.O5984.P3900.21J1124
Database Version: v52.400
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
9.33
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
31.40
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.055%
Registry Population:
Scoped for This Run Only
10 (1.00%)

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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.


JerryT Waltham Expert Small Watch Expert 425 · May 24, 2021

Serial Number 3868036 was reported as inaccurate.

Note: This movement includes a 1/2 whiplash micrometer
regulator, like on the 12-size 3rd model XT
Curator Response: Thanks for the report. The database has been updated accordingly.

Andrew9000 85 · February 10, 2020

Serial Number 3868928 was reported as accurate.

Anonymous · October 15, 2019

Serial Number 3868351 was reported as accurate.

Anonymous · April 27, 2019

Serial Number 3868376 was reported as accurate.

Anonymous · April 27, 2019

Serial Number 3868376 was reported as accurate.

Jlhuss72 12 · December 5, 2018

Serial Number 3868376 was reported as accurate.

Anonymous · July 12, 2018

Serial Number 3868635 was reported as accurate.

ncplumber 150 · August 31, 2017

Serial Number 3868449 was reported as accurate.

Anonymous · January 21, 2017

Serial Number 3868973 was reported as accurate.

JerryT Waltham Expert Small Watch Expert 425 · January 8, 2017

Serial Number 3868036 was reported as inaccurate.

Note: This movement is a grade 538. The first 1,000
movements of this run are also gr.538.
Grade 539 starts with 3869001.
Changes since this report was submitted:
Grade changed from 539 to 538

Anonymous · December 21, 2016

Serial Number 3868973 was reported as accurate.

Changes since this report was submitted:
Grade changed from 539 to 538

Anonymous · March 25, 2015

Serial Number 3868115 was reported as accurate.

Changes since this report was submitted:
Grade changed from 539 to 538

Anonymous · January 18, 2015

Serial Number 3868881 was reported as accurate.

Changes since this report was submitted:
Grade changed from 539 to 538

Anonymous · July 31, 2012

Serial Number 3868262 was reported as inaccurate.

Note: adjusted to 5 positions.
Changes since this report was submitted:
Grade changed from 539 to 538
Movement Finish changed from Unknown to Nickel
Adjusted changed from Unknown to Yes
Double Roller changed from Unknown to Yes

Anonymous · July 31, 2012

Serial Number 3868262 was reported as accurate.

Changes since this report was submitted:
Grade changed from 539 to 538

Anonymous · July 11, 2012

Serial Number 3868310 was reported as accurate.

Changes since this report was submitted:
Grade changed from 539 to 538
Illinois Grade 538 Pocket Watch