Pocket Watch Database

From the American Horology Archive:
Illinois Grade Sangamo Special Pocket Watch

Illinois Watch Co.

Grade: Sangamo Special

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3610559
Grade: Sangamo Special
Variation: False Bridge
Model: 10
Estimated Production Year: 1920
Run Quantity: 1,000
Grade/Model Run: 8 of 9
Grade/Model Total Production: 4,340
Size: 16s
Jewels: 23j
Jewel Material: Ruby & Sapphire
Jewel Setting: Raised Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Bridge Plate
Bridge Type: False Center
Double Roller: Yes
Barrel: 48-Hr. Motor
Train Material: Gold
Center Wheel Material: Gold
Hairspring: Breguet
Pallet Jewel Material: Ruby
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Dial Feet Locations: 17.5, 39.0, 58.0
Case Screw Locations: 3.0, 38.0
Case: Various
Run ID: 10816.G37.16S3364.1610M11.O5679.L6626.23J211
Database Version: v52.167
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
12.99
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
44.00
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.076%
Registry Population: 23 (2.30%)
$ Estimated Value (12 Month Change): -15.33% Analyzing 134 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.


rmwatchandclock Supporter 350 · July 30, 2023

Serial Number 3610896 was reported as accurate.

Anonymous · February 3, 2023

Serial Number 3610896 was reported as accurate.

Anonymous · January 22, 2023

Serial Number 3610896 was reported as accurate.

Anonymous · September 4, 2022

Serial Number 3610432 was reported as accurate.

Anonymous · August 21, 2022

Serial Number 3610821 was reported as accurate.

Anonymous · May 9, 2022

Serial Number 3610645 was reported as inaccurate.

Note: This movement is not Sangamo. I don't know the
grade. I is 16S, 21J movement with 3 positions
adjust
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · July 24, 2021

Serial Number 3610311 was reported as accurate.

Anonymous · July 2, 2021

Serial Number 3610990 was reported as accurate.

Quetley 3 · April 14, 2021

Serial Number 3610389 was reported as accurate.

Anonymous · April 5, 2021

Serial Number 3610588 was reported as accurate.

Anonymous · December 27, 2020

Serial Number 3610943 was reported as accurate.

Anonymous · July 4, 2020

Serial Number 3610528 was reported as accurate.

pamgoodrich 1 · June 21, 2020

Serial Number 3610374 was reported as accurate.

pamgoodrich 1 · June 20, 2020

Serial Number 3610374 was reported as accurate.

dfchong 837 · July 30, 2019

Serial Number 3610559 was reported as accurate.

dfchong 837 · July 26, 2019

Serial Number 3610559 was reported as accurate.

dfchong 837 · July 26, 2019

Serial Number 3610559 was reported as accurate.

Anonymous · June 1, 2019

Serial Number 3610478 was reported as accurate.

dfchong 837 · January 11, 2019

Serial Number 3610663 was reported as accurate.

dfchong 837 · December 10, 2018

Serial Number 3610235 was reported as accurate.

Anonymous · November 30, 2018

Serial Number 3610909 was reported as accurate.

Anonymous · September 29, 2018

Serial Number 3610265 was reported as accurate.

dfchong 837 · March 27, 2018

Serial Number 3610059 was reported as accurate.

dfchong 837 · February 6, 2018

Serial Number 3610059 was reported as accurate.

boyvirgo666 5 · January 9, 2018

Serial Number 3610909 was reported as accurate.

boyvirgo666 5 · December 31, 2017

Serial Number 3610909 was reported as accurate.

Anonymous · December 27, 2017

Serial Number 3610775 was reported as accurate.

Anonymous · December 12, 2017

Serial Number 3610775 was reported as accurate.

Anonymous · October 24, 2017

Serial Number 3610111 was reported as accurate.

Anonymous · August 25, 2017

Serial Number 3610495 was reported as accurate.

Anonymous · July 29, 2017

Serial Number 3610662 was reported as accurate.

dfchong 837 · June 17, 2017

Serial Number 3610311 was reported as accurate.

Anonymous · April 29, 2017

Serial Number 3610503 was reported as accurate.

dav41van Supporter 52 · April 15, 2017

Serial Number 3610528 was reported as accurate.

dfchong 837 · March 25, 2017

Serial Number 3610311 was reported as accurate.

dfchong 837 · March 24, 2017

Serial Number 3610311 was reported as accurate.

dfchong 837 · March 19, 2017

Serial Number 3610311 was reported as accurate.

dfchong 837 · March 13, 2017

Serial Number 3610311 was reported as accurate.

Anonymous · September 17, 2016

Serial Number 3610200 was reported as accurate.

Anonymous · June 2, 2016

Serial Number 3610422 was reported as accurate.

Anonymous · June 2, 2016

Serial Number 3610422 was reported as accurate.

Anonymous · March 28, 2016

Serial Number 3610310 was reported as accurate.

Anonymous · March 14, 2016

Serial Number 3610926 was reported as accurate.

Anonymous · March 5, 2016

Serial Number 3610091 was reported as accurate.

bwalder 137 · December 28, 2015

Serial Number 3610755 was reported as accurate.

dav41van Supporter 52 · August 19, 2014

Serial Number 3610528 was reported as accurate.

Anonymous · March 19, 2014

Serial Number 3610091 was reported as accurate.

Anonymous · March 18, 2014

Serial Number 3610678 was reported as accurate.

Anonymous · March 15, 2014

Serial Number 3610678 was reported as accurate.

PGill34 60 · March 2, 2014

Serial Number 3610292 was reported as accurate.

Illinois Grade Sangamo Special Pocket Watch