Pocket Watch Database

From the American Horology Archive:
Illinois Grade Sangamo Pocket Watch

Illinois Watch Co.

Grade: Sangamo

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 2307846
Grade: Sangamo
Model: 5
Estimated Production Year: 1910
Run Quantity: 200
Grade/Model Run: 88 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: Gilt
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
Double Roller
Case: Various
Run ID: 7191.G137.16S1933.165M792.O3073.L5551.23J78
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
78.68
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: 8 (4.00%)
$ Estimated Value (12 Month Change): 4.79% Analyzing 114 Sales

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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.


Anonymous · January 31, 2022

Serial Number 2307814 was reported as accurate.

Anonymous · October 4, 2018

Serial Number 2307872 was reported as accurate.

dfchong 837 · September 24, 2018

Serial Number 2307872 was reported as accurate.

Anonymous · September 24, 2018

Serial Number 2307872 was reported as accurate.

Anonymous · December 25, 2016

Serial Number 2307825 was reported as accurate.

Illinois Grade Sangamo Pocket Watch