Pocket Watch Database

From the American Horology Archive:
Illinois Grade 108 Pocket Watch

Illinois Watch Co.

Grade: 108

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3709001
Grade: 108
Model: 8
Estimated Production Year: 1920
Run Quantity: 1,000
Grade/Model Run: 3 of 5
Grade/Model Total Production: 5,200
Variant Est. Production: 1,000 (16S-M8-21J-HNL-A3PTI)
Size: 16s
Jewels: 21j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: Bridge Plate
Bridge Type: False Center
Double Roller: Yes
Barrel: Going
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
Dial Feet Locations: 13.5, 39.0, 58.0
Case Screw Locations: 18.0, 53.0
Case: Various
Run ID: 10977.108G23.16S3431.168M94.H4623.L6667.21J1068
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
15.65
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
52.74
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.091%
Registry Population: 8 (0.80%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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.


Anonymous · July 17, 2023

Serial Number 3709072 was reported as accurate.

Anonymous · January 1, 2021

Serial Number 3709058 was reported as accurate.

Anonymous · December 13, 2020

Serial Number 3709163 was reported as accurate.

Anonymous · July 7, 2020

Serial Number 3709287 was reported as accurate.

Yb2537 1 · April 14, 2017

Serial Number 3709690 was reported as accurate.

Anonymous · July 9, 2016

Serial Number 3709173 was reported as inaccurate.

No further details were submitted with the report.

Brycef 107 · July 19, 2015

Serial Number 3709158 was reported as inaccurate.

Note: 21 Jewels, Adj. 3 positions, false bridge
Changes since this report was submitted:
Jewels changed from 15j to 21j
Adjusted # Positions changed from 5 to 3

jcastrodale 6 · April 26, 2015

Serial Number 3709602 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Jewels changed from 15j to 21j
Adjusted # Positions changed from 5 to 3

lar1936 1 · September 1, 2013

Serial Number 3709265 was reported as inaccurate.

Note: jewels-15
Changes since this report was submitted:
Adjusted # Positions changed from 5 to 3
Plate changed from 3/4 to Bridge

Anonymous · May 30, 2013

Serial Number 3709097 was reported as accurate.

Changes since this report was submitted:
Adjusted # Positions changed from 5 to 3
Plate changed from 3/4 to Bridge

Anonymous · July 5, 2012

Serial Number 3709162 was reported as inaccurate.

Note: this watch does have a bridge plate design
Changes since this report was submitted:
Adjusted # Positions changed from 5 to 3
Plate changed from 3/4 to Bridge

Anonymous · July 2, 2012

Serial Number 3709162 was reported as accurate.

Changes since this report was submitted:
Adjusted # Positions changed from 5 to 3
Plate changed from 3/4 to Bridge
Illinois Grade 108 Pocket Watch