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: 1861357
Grade: Sangamo
Model: 4
Estimated Production Year: 1906
Run Quantity: 300
Grade/Model Run: 33 of 57
Grade/Model Total Production: 7,385
Size: 16s
Jewels: 21j
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: Yes
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: 5521.G77.16S1265.164M603.H2847.L4530.21J249
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
22.11
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: 12 (4.00%)
$ Estimated Value (12 Month Change): -18.00% Analyzing 190 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 · December 18, 2022

Serial Number 1861318 was reported as accurate.

Anonymous · February 19, 2022

Serial Number 1861346 was reported as accurate.

esoxhunter Top Contributor Supporter 127 · October 5, 2020

Serial Number 1861307 was reported as inaccurate.

Note: This movement is hunting configuration, not open
face.
Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting
Factory Model changed from 5 to 4

PHIL1199 Supporter 940 · August 20, 2020

Serial Number 1861146 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting
Factory Model changed from 5 to 4

Anonymous · July 4, 2017

Serial Number 1861147 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting
Factory Model changed from 5 to 4

Anonymous · May 11, 2017

Serial Number 1861147 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting
Factory Model changed from 5 to 4

Anonymous · April 19, 2017

Serial Number 1861255 was reported as inaccurate.

Note: This watch is not a Hunting Case. It is Open Face
Changes since this report was submitted:
Factory Model changed from 5 to 4

timekeeper48 Supporter 88 · February 17, 2017

Serial Number 1861255 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4

Anonymous · July 25, 2016

Serial Number 1861255 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4

Anonymous · January 8, 2016

Serial Number 1861238 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4

Anonymous · January 30, 2015

Serial Number 1861214 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4

Anonymous · September 2, 2014

Serial Number 1861250 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4

Anonymous · April 19, 2013

Serial Number 1861312 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4

Anonymous · February 1, 2013

Serial Number 1861312 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 5 to 4
Illinois Grade Sangamo Pocket Watch