Pocket Watch Database

From the American Horology Archive:
Illinois Grade 306 Pocket Watch

Illinois Watch Co.

Grade: 306

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3146420
Grade: 306
Model: 7
Estimated Production Year: 1917
Run Quantity: 100
Grade/Model Run: 54 of 122
Grade/Model Total Production: 37,800
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: 17.5, 39.0, 58.0
Case Screw Locations: 3.0, 38.0
Case: Various
Run ID: 9831.306G79.16S2918.167M397.O4887.P2959.21J793
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
113.50
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
383.03
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.663%
Registry Population: 3 (3.00%)
$ Estimated Value (12 Month Change): -10.00% Analyzing 280 Sales

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 · October 30, 2021

Serial Number 3146454 was reported as accurate.

schwan 178 · December 23, 2014

Serial Number 3146420 was reported as accurate.

schwan 178 · December 22, 2014

Serial Number 3146420 was reported as accurate.

Anonymous · December 16, 2014

Serial Number 3146420 was reported as accurate.

Illinois Grade 306 Pocket Watch