Illinois Pocket Watch: Serial Number 590002 (Grade 144)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/590002

Access Date: April 16, 2024

From the American Horology Archive:

Illinois Watch Co.

Grade: 144

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	590002
Grade:	144
Model:	1
Class:	3
Estimated Production Year:	1886
Run Quantity:	20
Grade/Model Run:	1 of 23
Grade/Model Total Production:	2,920
Variant Est. Production:	2,820 (6S-M1-15J-HNL)
Size:	6s
Jewels:	15j
Jewel Setting:	Screw-Set
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	3/4 Plate
Barrel:	Going
Balance Type:	Expansion
Regulator:	Plain
Hairspring:	Flat
Standard Dial Type:	Single-Sunk
Adjusted:	No
Railroad Grade:	No
Dial Feet Locations:	7.5, 40.0, 58.0
Case Screw Locations:	19.5, 49.5
U.S. Patents:	340386, 345193
Movement Markings:	Illinois Watch Co. Springfield Safety Pinion
Case:	Various
Run ID:	1308.144G1.6S5.61M5.H550.L896.15J199
Database Version:	v52.235
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	8.79
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	29.57
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.051%
Registry Population:	1 (5.00%)
Research Note: Factory Records Indicate Private Labels in Run.

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Production Metrics Tree: Grade 144

Target Profile: 6S-M1-15J-HNL-U

Illinois Grade 144 (All Variations): 2,920 ETP
6S: 2,920 100.00% 6s, Grade 144
6S-M1: 2,920 100.00% 6s, Grade 144, Model 1
6S-M1-15J: 2,920 100.00% 6s, Grade 144, Model 1, 15 Jewels
6S-M1-15J-HNL: 2,820 96.58% 6s, Grade 144, Model 1, 15 Jewels, Hunting/Lever/Nickel	Other: 100 Other Configs or Unclassified
6S-M1-15J-HNL-U: 2,820 96.58%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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.