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: 2868432
Grade: Sangamo Special
Model: 9
Estimated Production Year: 1915
Run Quantity: 700
Total Production: 8,070
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: Going
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
Database Version: v47.171

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Data Verification Reports

2868401
Verification Serial Map
2869100

Anonymous · May 8, 2021

Serial Number 2868521 was reported as accurate.

Anonymous · March 24, 2021

Serial Number 2868628 was reported as accurate.

backwardglance1 99 · November 11, 2019

Serial Number 2868782 was reported as accurate.

Anonymous · July 21, 2019

Serial Number 2869013 was reported as accurate.

dfchong 837 · January 8, 2019

Serial Number 2868784 was reported as accurate.

cmdraven 3220 · January 6, 2019

Serial Number 2868784 was reported as accurate.

cmdraven 3220 · January 6, 2019

Serial Number 2868784 was reported as accurate.

Anonymous · June 24, 2018

Serial Number 2868802 was reported as accurate.

Anonymous · June 4, 2018

Serial Number 2868482 was reported as accurate.

Anonymous · June 4, 2018

Serial Number 2868482 was reported as accurate.

Anonymous · May 4, 2018

Serial Number 2868762 was reported as accurate.

Anonymous · April 28, 2018

Serial Number 2868802 was reported as accurate.

Anonymous · July 25, 2017

Serial Number 2868881 was reported as accurate.

Anonymous · May 7, 2017

Serial Number 2868442 was reported as accurate.

Anonymous · April 22, 2016

Serial Number 2868737 was reported as accurate.

Anonymous · March 15, 2016

Serial Number 2868737 was reported as accurate.

bwalder 137 · March 2, 2016

Serial Number 2868999 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · February 12, 2016

Serial Number 2868901 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Pocketwatchlover 71 · January 16, 2016

Serial Number 2868469 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 16, 2016

Serial Number 2868469 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · November 9, 2015

Serial Number 2868737 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

philsan1a 221 · July 10, 2015

Serial Number 2868677 was reported as inaccurate.

Note: False bridge model
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · May 24, 2015

Serial Number 2868996 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

rocket00 236 · January 27, 2014

Serial Number 2868592 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

rocket00 236 · January 23, 2014

Serial Number 2868592 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

oceanica 13 · October 7, 2013

Serial Number 2868644 was reported as inaccurate.

Note: False center bridge full gold cap on escape. model
8?
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

oceanica 13 · August 12, 2013

Serial Number 2868592 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 23, 2013

Serial Number 2868433 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · June 14, 2012

Serial Number 2868433 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Illinois Grade Sangamo Special Pocket Watch