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: 1598997
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
Case: Various
Run ID: 4376.G35.16S906.165M271.O1540.L3512.23J22
Database Version: v52.235
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: 16 (4.00%)
$ Estimated Value (12 Month Change): 4.79% Analyzing 114 Sales
Research Note: #1598942: Verified as Featuring Two-Tone Finish [JH].

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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.


cliffdobbins Supporter 296 · March 13, 2023

Serial Number 1598839 was reported as accurate.

Fifty50 Supporter 324 · February 12, 2020

Serial Number 1598836 was reported as accurate.

dfchong 837 · September 23, 2019

Serial Number 1598890 was reported as accurate.

dfchong 837 · July 20, 2019

Serial Number 1598839 was reported as accurate.

WLBelkriver33 804 · November 21, 2018

Serial Number 1598997 was reported as accurate.

Anonymous · November 12, 2018

Serial Number 1598813 was reported as accurate.

dfchong 837 · November 12, 2018

Serial Number 1598813 was reported as accurate.

dfchong 837 · November 11, 2018

Serial Number 1598997 was reported as accurate.

Anonymous · November 11, 2018

Serial Number 1598997 was reported as accurate.

Anonymous · October 22, 2018

Serial Number 1598813 was reported as accurate.

dfchong 837 · October 1, 2018

Serial Number 1598864 was reported as accurate.

Anonymous · September 12, 2018

Serial Number 1598656 was reported as accurate.

Anonymous · September 11, 2018

Serial Number 1598656 was reported as accurate.

Anonymous · February 21, 2018

Serial Number 1598876 was reported as accurate.

Joerealtor 74 · February 15, 2018

Serial Number 1598997 was reported as accurate.

dfchong 837 · January 28, 2018

Serial Number 1598832 was reported as accurate.

Anonymous · December 22, 2017

Serial Number 1598832 was reported as accurate.

Anonymous · April 8, 2017

Serial Number 1598711 was reported as accurate.

Anonymous · May 31, 2015

Serial Number 1598674 was reported as accurate.

Anonymous · May 30, 2015

Serial Number 1598764 was reported as accurate.

Illinois Grade Sangamo Pocket Watch