Pocket Watch Database

From the American Horology Archive:
Illinois Grade 806 Pocket Watch

Illinois Watch Co.

Grade: 806

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 4809048
Grade: 806
Model: 9
Estimated Production Year: 1926
Run Quantity: 300
Total Production: 43,590
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Railroad Grade: Limited Approval
Railroad Grade Classification: Class G
Dial Feet Locations: 17.5, 39.0, 58.0
Case Screw Locations: 3.0, 38.0
Case: Various
Registry Population: 7 (2.33%)
Database Version: v49.391

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 4809048 #48 Collection January 15, 2014
2 4809099 #99 Marketplace November 24, 2019
3 4809127 #127 Marketplace October 28, 2020
4 4809207 #207 Collection November 01, 2022
5 4809226 #226 Inferred
6 4809228 #228 Marketplace September 03, 2013
7 4809229 #229 Marketplace August 04, 2019
Standard Deviation of Known Examples: 74.19 (Expected: 86.75, Δ12.55/4.18%)

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Data Verification Reports

4809001
Verification Serial Map
4809300

Anonymous · September 19, 2022

Serial Number 4809207 was reported as accurate.

Anonymous · November 9, 2020

Serial Number 4809127 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Gimparoo Supporter 703 · August 26, 2016

Serial Number 4809015 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Normabell 1 · January 15, 2014

Serial Number 4809048 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Normabell 1 · December 14, 2013

Serial Number 4809048 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Anonymous · December 14, 2013

Serial Number 4809048 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Anonymous · December 14, 2013

Serial Number 4809048 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Anonymous · March 3, 2013

Serial Number 4809283 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval

Anonymous · December 21, 2012

Serial Number 4809283 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Limited Approval
Illinois Grade 806 Pocket Watch