Pocket Watch Database

From the American Horology Archive:
Illinois Grade Stuart Pocket Watch

Illinois Watch Co.

Grade: Stuart

Mixed Run: Model 2 (15-Jewel) and Model 3 (17-Jewel) Movements

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 51643 Question Mark
Grade: Stuart Question Mark
Model: 2 Question Mark
Estimated Production Date: November 1878 - November 1879 Question Mark
Run Quantity: 150 Question Mark
Grade/Model Run: 2 of 12 Question Mark
Grade/Model Total Production: 1,790 Question Mark
Size: 18s Question Mark
Jewels: 15j    Mixed Run Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Barrel: Going Question Mark
Balance Type: Expansion Question Mark
Train: Coarse Question Mark
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: No Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Railroad Grade Classification: Class C Question Mark
Dial Feet Locations: 16.5, 36.5, 53.0 Question Mark
Case Screw Locations: 23.5, 51.5 Question Mark
Movement Markings: Stuart.
Springfield, Ill.
Patent Pinion
["Wheelers Pat.6.22.80" on Movements with Micrometric Regulators]
Case: Various Question Mark
Run ID: 91.G7.18S91.182M18.H17.L24.15J22 Question Mark
Database Version: v52.591 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
5.39 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
18.09 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.031% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.67%) Question Mark

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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.


slitvinoff 18 · January 11, 2021

Serial Number 51624 was reported as inaccurate.

Note: Model 2 in Stuart run is Grade 108
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Jewels changed from 17j to 15j
Movement Finish changed from Gilt or Nickel to Gilt

Anonymous · September 6, 2018

Serial Number 51593 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 17j to 15j
Movement Finish changed from Gilt or Nickel to Gilt

brycam00 13 · May 1, 2018

Serial Number 51643 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 17j to 15j
Movement Finish changed from Gilt or Nickel to Gilt

Anonymous · December 28, 2016

Serial Number 51645 was reported as inaccurate.

Note: Fine train
Changes since this report was submitted:
Jewels changed from 17j to 15j
Movement Finish changed from Gilt or Nickel to Gilt
Illinois Grade Stuart Pocket Watch