Illinois Pocket Watch: Serial Number 529811 (Grade 151)

Save to My Collection Print Page Find a Mainspring Find a Balance Staff

Similar Watches For Sale

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

54 MM ILLINOIS 18s 523325 Pocket Watch Case

Check Price Source: eBay.com

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/529811

Access Date: April 05, 2025

From the American Horology Archive:

Illinois Watch Co.

Grade: 151

Plate Is Recessed.

Manufacturer:	Illinois
Manufacturer Location:	Springfield, Illinois
Movement Serial Number:	529811
Grade:	151
Model:	2
Estimated Production Year:	1885
Run Quantity:	4,000
Grade/Model Run:	7 of 22
Grade/Model Total Production:	18,100
Size:	8s
Jewels:	7j
Movement Configuration:	Hunting
Movement Finish:	Gilt
Movement Setting:	Lever
Plate:	3/4 Plate
Barrel:	Going
Balance Type:	Expansion
Regulator:	Plain
Hairspring:	Flat
Adjusted:	No
Railroad Grade:	No
Dial Feet Locations:	18.0, 40.5, 49.5
Case Screw Locations:	15.0, 45.0
U.S. Patents:	238464
Movement Markings:	Illinois Watch Co. Springfield, Ill. Patent Pinion
Case:	Various
Run ID:	1255.151G7.8S51.82M36.H520.L853.7J225
Database Version:	v52.633
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	54.85
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	183.84
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.318%
Registry Population: Scoped for This Run Only	19 (0.48%)

Value Guide

What is My Watch Worth?

Have a Question?

Ask the experts in The Pocket Watch Group

Production Metrics Tree: Grade 151

Target Profile: 8S-M2-7J-HGL-U

Illinois Grade 151 (All Variations): 18,100 ETP

8S: 18,100 100.00%
8s, Grade 151

8S-M2: 18,100 100.00%
8s, Grade 151, Model 2

8S-M2-7J: 18,100 100.00%
8s, Grade 151, Model 2, 7 Jewels

8S-M2-7J-HGL: 18,100 100.00%
8s, Grade 151, Model 2, 7 Jewels, Hunting/Lever/Gilt

8S-M2-7J-HGL-U: 18,100 100.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 19 watches in the population registry for this run. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Yes

Why Might This Information Be Incorrect?

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.