Pocket Watch Database

From the American Horology Archive:
Illinois Grade 509 Pocket Watch

Illinois Watch Co.

Grade: 509

Diamond, Ruby & Saphire Jewels

Private Label(s) in Run:

Ariston U.S.A.

What is a Private Label?
Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2386711 Question Mark
Grade: 509 Question Mark
Model: 4 Question Mark
Estimated Production Year: 1911 Question Mark
Run Quantity: 30 Question Mark
Grade/Model Run: 1 of 6 Question Mark
Grade/Model Total Production: 570 Question Mark
Size: 12s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Barrel: Going Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 20.5, 39.0, 55.0 Question Mark
Case Screw Locations: 17.5, 50.5 Question Mark
Movement Markings: Ariston
U.S.A.
Adjusted
5
Positions
21
Ruby Jewels
Double Roller
Case: Various Question Mark
Run ID: 7461.509G1.12S472.124M2.O3245.P1286.21J477 Question Mark
Database Version: v52.608 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.71 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
5.69 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.010% Question Mark
Registry Population:
Scoped for This Run Only
1 (3.33%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Verification Reports for this Run

There are currently no verifications for this range.

Illinois Grade 509 Pocket Watch