Pocket Watch Database
https://pocketwatchdatabase.com/search/result/illinois/1598601/movement
Access Date: April 09, 2025
From the American Horology Archive:

Illinois Watch Co.
Grade: Sangamo
Manufacturer: | Illinois | ![]() |
Manufacturer Location: | Springfield, Illinois | ![]() |
Movement Serial Number: | 1598601 | ![]() |
Grade: | Sangamo | ![]() |
Model: | 5 | ![]() |
Estimated Production Year: | 1901 | ![]() |
Run Quantity: | 400 | ![]() |
Grade/Model Run: | 20 of 111 | ![]() |
Grade/Model Total Production: | 26,135 | ![]() |
Size: | 16s | ![]() |
Jewels: | 23j | ![]() |
Jewel Material: | Ruby | ![]() |
Jewel Setting: | Gold Settings (Screw-Set) | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Finish Pattern: | Bright-spotted | ![]() |
Movement Signing Style: | Serif (Decorative) | ![]() |
Movement Inlay Color: | Black | ![]() |
Movement Setting: | Lever | ![]() |
Plate: | 3/4 Plate | ![]() |
Double Roller: | Yes | ![]() |
Barrel: | Going | ![]() |
Train Material: | Gold | ![]() |
Center Wheel Material: | Gold | ![]() |
Regulator: | Micrometric | ![]() |
Standard Dial Type: | Double-Sunk | ![]() |
Adjusted: | Yes | ![]() |
Adjusted to Position: | Yes | ![]() |
Adjusted # of Positions: | 6 | ![]() |
Adjusted to Temperature: | Yes | ![]() |
Adjusted to Isochronism: | Yes | ![]() |
Railroad Grade: | Yes | ![]() |
Dial Feet Locations: | 24.5, 36.5, 55.5 | ![]() |
Case Screw Locations: | 3.5, 37.5 | ![]() |
Movement Markings: | Sangamo Illinois Watch Co. Springfield. 23 Ruby Jewels Adjusted Temperature 6 Positions Isochronism |
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Case: | Various | ![]() |
Run ID: | 4376.G35.16S906.165M271.O1541.L3513.23J22 | ![]() |
Database Version: | v52.636 | ![]() |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 79.20 | ![]() |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 265.50 | ![]() |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.460% | ![]() |
Registry Population: Scoped for This Run Only | 17 (4.25%) | ![]() |
Research Note: #1598942: Verified as Featuring Two-Tone Finish [JH].
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Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 17 watches in the population registry for this run with 2 images.
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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.

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From This Run
uploaded by Mactae
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From This Run
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uploaded by cleartrace
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uploaded by edi113
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uploaded by inlinehunter006
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uploaded by kumabull
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uploaded by 2mnyboxers