Pocket Watch Database

From the American Horology Archive:
Illinois Grade 439 Pocket Watch

Illinois Watch Co.

Grade: 439

Extra Thin.

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3761988
Grade: 439
Model: 1XT
Estimated Production Year: 1920
Run Quantity: 50
Grade/Model Run: 4 of 5
Grade/Model Total Production: 330
Size: 12s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Barrel: Motor
Regulator: Plain
Adjusted: Yes
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: None
Case Screw Locations: 5.0, 35.0
Movement Markings: Illinois Watch Co.
Springfield
21 Jewels
Adjusted
Extra
Case: Various
Run ID: 11051.439G5.12S1534.M20.O5877.P3817.21J1086
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.99
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.25
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.006%
Registry Population: 1 (2.00%)

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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.


radisapet Supporter 12 · March 28, 2023

Serial Number 3761988 was reported as accurate.

radisapet Supporter 12 · March 2, 2021

Serial Number 3761988 was reported as accurate.

Illinois Grade 439 Pocket Watch