Illinois Pocket Watch: Serial Number 270923 (Grade 101)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/270923

Access Date: April 27, 2024

From the American Horology Archive:

Illinois Watch Co.

Grade: 101

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	270923
Grade:	101
Model:	1
Class:	5
Estimated Production Date:	December 1882 - November 1884
Run Quantity:	1,200
Grade/Model Run:	20 of 26
Grade/Model Total Production:	30,620
Size:	18s
Jewels:	11j
Jewel Setting:	Burnished Jewels
Movement Configuration:	Adaptable
Movement Finish:	Nickel
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
Case:	Various
Run ID:	690.101G110.18S666.181M256.A256.K263.11J385
Database Version:	v52.245
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	92.19
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	311.08
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.539%
Registry Population:	10 (0.83%)

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Production Metrics Tree: Grade 101

Target Profile: 18S-M1-11J-ANK-U

Illinois Grade 101 (All Variations): 87,950 ETP
18S: 87,950 100.00% 18s, Grade 101
18S-M1: 30,620 34.82% 18s, Grade 101, Model 1	Other: 57,330 Other Models or Unclassified
18S-M1-11J: 30,620 34.82% 18s, Grade 101, Model 1, 11 Jewels
18S-M1-11J-ANK: 30,620 34.82% 18s, Grade 101, Model 1, 11 Jewels, Adaptable/Key/Nickel
18S-M1-11J-ANK-U: 30,620 34.82%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 10 watches in the population registry for this run with 2 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.

PvtDoc95 Supporter 4 · January 23, 2024

Serial Number 270923 was reported as accurate.