Illinois Pocket Watch: Serial Number 20340 (Grade Hoyt)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/20340

Access Date: December 01, 2024

From the American Horology Archive:

Illinois Watch Co.

Grade: Hoyt

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	20340
Grade:	Hoyt
Model:	1
Estimated Production Date:	June 1874
Run Quantity:	2,000
Grade/Model Run:	7 of 18
Grade/Model Total Production:	14,400
Size:	18s
Jewels:	9j
Jewel Setting:	Burnished Jewels
Movement Configuration:	Adaptable
Movement Finish:	Gilt
Movement Setting:	Key
Plate:	Full Plate
Barrel:	Going
Balance Type:	Expansion
Train:	Coarse
Regulator:	Plain
Hairspring:	Flat
Standard Dial Type:	Single-Sunk
Adjusted:	No
Railroad Grade:	No
Dial Feet Locations:	16.5, 36.5, 53.0
Case Screw Locations:	O-36.5, H-51.5
Movement Markings:	Hoyt Springfield, Ill. Patent Pinion
Case:	Various
Run ID:	28.G7.18S28.181M28.A28.K28.9J7
Database Version:	v52.473
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	43.35
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	146.24
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.253%
Registry Population: Scoped for This Run Only	8 (0.40%)

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Production Metrics Tree: Grade Hoyt

Target Profile: 18S-M1-9J-AGK-U

Illinois Grade Hoyt (All Variations): 15,000 ETP
18S: 15,000 100.00% 18s, Grade Hoyt
18S-M1: 14,400 96.00% 18s, Grade Hoyt, Model 1	Other: 600 Other Models or Unclassified
18S-M1-9J: 14,400 96.00% 18s, Grade Hoyt, Model 1, 9 Jewels
18S-M1-9J-AGK: 14,400 96.00% 18s, Grade Hoyt, Model 1, 9 Jewels, Adaptable/Key/Gilt
18S-M1-9J-AGK-U: 14,400 96.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 8 watches in the population registry for this run with 5 images. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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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.