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: 1811103
Grade: Sangamo
Model: 5
Estimated Production Year: 1905
Run Quantity: 300
Grade/Model Run: 37 of 111
Grade/Model Total Production: 26,135
Size: 16s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Bright-spotted
Movement Signing Style: Mixed
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
21 Ruby Jewels
Adjusted
Temperature
6 Positions
Isochronism
Case: Various
Run ID: 5360.G65.16S1216.165M415.O2041.L4427.21J232
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
78.25
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: 4 (1.33%)
$ Estimated Value (12 Month Change): 5.35% Analyzing 277 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 · March 24, 2024

Serial Number 1811075 was reported as accurate.

Anonymous · March 20, 2024

Serial Number 1811103 was reported as accurate.

Anonymous · March 3, 2021

Serial Number 1811237 was reported as accurate.

Anonymous · July 13, 2020

Serial Number 1811206 was reported as accurate.

Anonymous · December 11, 2018

Serial Number 1811272 was reported as accurate.

Anonymous · July 5, 2018

Serial Number 1811047 was reported as accurate.

Anonymous · February 10, 2018

Serial Number 1811240 was reported as accurate.

Anonymous · January 25, 2018

Serial Number 1811103 was reported as accurate.

Anonymous · January 20, 2017

Serial Number 1811047 was reported as accurate.

Anonymous · November 22, 2016

Serial Number 1811041 was reported as accurate.

dfchong 837 · October 27, 2016

Serial Number 1811047 was reported as accurate.

Gasperoff Supporter 727 · March 11, 2015

Serial Number 1811237 was reported as accurate.

smoken 110 · June 21, 2014

Serial Number 1811036 was reported as accurate.

Anonymous · March 16, 2014

Serial Number 1811127 was reported as accurate.

Anonymous · October 29, 2013

Serial Number 1811086 was reported as accurate.

Anonymous · April 25, 2012

Serial Number 1811273 was reported as accurate.

Illinois Grade Sangamo Pocket Watch