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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/702498/link
Access Date: April 18, 2024
From the American Horology Archive:
Illinois Grade 4 Pocket Watch
Illinois Watch Co.

Grade: 4

Railroader

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 702498
Grade: 4
Model: 2
Estimated Production Year: 1887
Run Quantity: 2,000
Grade/Model Run: 2 of 3
Grade/Model Total Production: 4,500
Size: 18s
Jewels: 11j
Jewel Setting: Friction
Movement Configuration: Hunting
Movement Finish: Gilt
Movement Signing Style: Block Letter
Movement Inlay Color: None
Movement Setting: Lever
Plate: Full Plate
Barrel: Going
Train: Coarse
Regulator: Chalmers
Hairspring: Flat
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
Dial Feet Locations: 16.5, 36.5, 53.0
Case Screw Locations: 23.5, 51.5
Movement Markings: Illinois Watch Co.
[Train Engraving]
Patent Pinion
Adjusted
Case: Various
Run ID: 1445.4G3.18S1327.182M524.H633.L993.11J786
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 13.55
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 45.63
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.079%
Registry Population: 23 (1.15%)
Research Note: #702951: Verified as Marked "Adjusted." However, the balance cock (with the "Adjusted" marking) appears inconsistent with other Grade 4 movements, suggesting it may have been swapped from another movement [JH].
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Production Metrics Tree: Grade 4

Target Profile: 18S-M2-11J-HGL-U

Illinois Grade 4 (All Variations): 6,500 ETP
18S: 6,500 100.00%
18s, Grade 4
18S-M2: 4,500 69.23%
18s, Grade 4, Model 2		 Other: 2,000
Other Models or Unclassified
18S-M2-11J: 4,500 69.23%
18s, Grade 4, Model 2, 11 Jewels
18S-M2-11J-HGL: 4,500 69.23%
18s, Grade 4, Model 2, 11 Jewels, Hunting/Lever/Gilt
18S-M2-11J-HGL-U: 4,500 69.23%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 23 watches in the population registry for this run with 3 images.
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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.

Anonymous · February 5, 2023

Serial Number 703850 was reported as accurate.

Anonymous · January 8, 2023

Serial Number 703850 was reported as accurate.

Anonymous · December 14, 2022

Serial Number 703850 was reported as accurate.

rmwatchandclock Supporter 366 · August 4, 2022

Serial Number 703644 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · August 3, 2022

Serial Number 703644 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

2mnyboxers Supporter 399 · June 26, 2022

Serial Number 702053 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · March 27, 2021

Serial Number 703057 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · February 5, 2021

Serial Number 703878 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · December 3, 2020

Serial Number 702248 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · November 28, 2020

Serial Number 703201 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · August 2, 2020

Serial Number 702926 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · August 1, 2019

Serial Number 702343 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · June 7, 2019

Serial Number 703871 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · April 8, 2019

Serial Number 702422 was reported as inaccurate.

Note: Watch is inscribed as having been gifted to the
recipient (my great-grandfather February 22, 1885.
Estimated production time is 1887.
Curator Response: Estimated production dates are based on serial number extrapolation and are generally accurate within +/- 3 years.
Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · January 12, 2019

Serial Number 703700 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · December 20, 2017

Serial Number 702549 was reported as accurate.

Anonymous · December 2, 2017

Serial Number 702216 was reported as accurate.

Anonymous · December 2, 2017

Serial Number 703034 was reported as accurate.

Anonymous · August 3, 2017

Serial Number 702015 was reported as accurate.

Anonymous · June 19, 2017

Serial Number 702234 was reported as accurate.

Anonymous · June 19, 2017

Serial Number 702216 was reported as accurate.

Anonymous · May 25, 2017

Serial Number 702216 was reported as accurate.

Anonymous · September 5, 2016

Serial Number 703275 was reported as accurate.

Anonymous · May 23, 2016

Serial Number 703865 was reported as inaccurate.

Note: This is a " 4 Railroader "

Gimparoo Supporter 703 · March 1, 2015

Serial Number 703070 was reported as accurate.

Anonymous · October 18, 2014

Serial Number 702405 was reported as accurate.

Anonymous · August 21, 2014

Serial Number 702405 was reported as accurate.

Anonymous · June 18, 2014

Serial Number 703878 was reported as inaccurate.

Note: Pendant and key set, locomotive engraved on
movement

Anonymous · January 1, 2014

Serial Number 703048 was reported as accurate.

Anonymous · December 27, 2013

Serial Number 702405 was reported as accurate.

Anonymous · September 23, 2013

Serial Number 702405 was reported as accurate.

Anonymous · August 31, 2013

Serial Number 703772 was reported as accurate.

Anonymous · May 10, 2012

Serial Number 703250 was reported as accurate.

Illinois Grade 4 Pocket Watch