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: 2349678
Grade: Sangamo
Model: 4
Estimated Production Year: 1911
Run Quantity: 100
Grade/Model Run: 52 of 57
Grade/Model Total Production: 7,385
Size: 16s
Jewels: 23j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Finish Pattern: Bright-spotted
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: No
Dial Feet Locations: 24.5, 36.5, 55.5
Case Screw Locations: 18.5, 52.5
Movement Markings: Sangamo
Illinois Watch Co.
Springfield
Adjusted
[Some Marked "Temperature 6 Positions Isochronism"]
[Some Marked "Safety Pinion"]
[Some Marked "Double Roller"]
[21, 23, or 25] Ruby Jewels
Case: Various
Run ID: 7323.G146.16S1977.164M884.H3634.L5593.23J87
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
22.23
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
74.95
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.130%
Registry Population: 2 (2.00%)
$ Estimated Value (12 Month Change): 0.63% Analyzing 82 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 · April 29, 2021

Serial Number 2349625 was reported as inaccurate.

No further details were submitted with the report.

MichaelB 150 · May 24, 2017

Serial Number 2349678 was reported as accurate.

smoken 110 · June 25, 2014

Serial Number 2349643 was reported as accurate.

ryan2358 1 · July 22, 2013

Serial Number 2349601 was reported as inaccurate.

Note: Illinois serial number 2349601 is a Benjamin
Franklin with 25 ruby jewels. Everything else
seems to be accurate. You're welcome to contact
me if you have additional questions or would like
to see a picture... rya *****@ryanmarch.com
Illinois Grade Sangamo Pocket Watch