Pocket Watch Database

From the American Horology Archive:
Illinois Grade 410 Pocket Watch

Illinois Watch Co.

Grade: 410

Ruby & Saphire Jewels

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 4209827
Grade: 410
Model: 5
Estimated Production Year: 1923
Run Quantity: 1,000
Total Production: 4,140
Size: 12s
Jewels: 23j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Barrel: Jeweled Motor
Adjusted: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: 5.5, 24.0, 40.0
Case Screw Locations: 2.5, 35.5
Case: Various
Registry Population: 15 (1.50%)
Database Version: v49.432

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 4209014 #14 Collection December 23, 2020
2 4209033 #33 Marketplace April 09, 2022
3 4209053 #53 Marketplace February 02, 2013
4 4209070 #70 Collection April 28, 2015
5 4209078 #78 Marketplace March 02, 2019
6 4209198 #198 Collection September 16, 2018
7 4209282 #282 Collection February 04, 2015
8 4209435 #435 Inferred
9 4209446 #446 Inferred
10 4209459 #459 Marketplace November 08, 2021
11 4209483 #483 Marketplace March 08, 2018
12 4209498 #498 Marketplace September 18, 2016
13 4209742 #742 Inferred
14 4209778 #778 Marketplace July 09, 2013
15 4209928 #928 Collection May 08, 2014
Standard Deviation of Known Examples: 294.77 (Expected: 288.82, Δ5.95/0.60%)

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Data Verification Reports

4209001
Verification Serial Map
4210000

Anonymous · December 17, 2021

Serial Number 4209772 was reported as accurate.

Anonymous · December 5, 2021

Serial Number 4209879 was reported as accurate.

Anonymous · May 2, 2020

Serial Number 4209743 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · November 10, 2018

Serial Number 4209673 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · April 2, 2018

Serial Number 4209983 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · March 18, 2018

Serial Number 4209483 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · July 19, 2016

Serial Number 4209005 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · May 28, 2015

Serial Number 4209742 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · February 6, 2015

Serial Number 4209262 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · February 5, 2015

Serial Number 4209262 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

siaperas 1 · February 4, 2015

Serial Number 4209282 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

Anonymous · May 8, 2014

Serial Number 4209928 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 5

london813 5 · June 17, 2013

Serial Number 4209117 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Factory Model changed from 3 to 5
Illinois Grade 410 Pocket Watch