Elgin Pocket Watch: Serial Number 8326643 (Grade 181)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/elgin/8326643

Access Date: June 06, 2023

From the American Horology Archive:

Elgin National Watch Co.

Grade: 181

Manufacturer:	Elgin
Manufacturer Location:	Elgin, Illinois
Movement Serial Number:	8326643
Grade:	181
Model:	7
Class:	65
Estimated Production Year:	1900
Run Quantity:	1,000
Grade/Model Run:	4 of 5
Grade/Model Total Production:	6,000
Size:	18s
Jewels:	21j
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	Full Plate
Barrel:	Going
Train:	Quick
Regulator:	Moseley
Adjusted:	Yes
Adjusted to Temperature:	No
Railroad Grade:	Yes
Railroad Grade Classification:	Class A
U.S. Patents:	77078, 347272
Data Research:	1904 Elgin Serial List 1915 Elgin Serial List 1927/1950 Elgin Serial List
Case:	Various
Database Version:	v50.865
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	17.43
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	6.92
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.012%
Registry Population:	12 (1.20%)

Value Guide

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Production Metrics Tree: Grade 181

Target Profile: 18S-M7-21J-ONL-A

Elgin Grade 181 (All Variations): 6,000 ETP

18S: 6,000 100.00%
18s, Grade 181

18S-M7: 6,000 100.00%
18s, Grade 181, Model 7

18S-M7-21J: 6,000 100.00%
18s, Grade 181, Model 7, 21 Jewels

18S-M7-21J-ONL: 6,000 100.00%
18s, Grade 181, Model 7, 21 Jewels, Openface/Lever/Nickel

18S-M7-21J-ONL-A: 6,000 100.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
1		8326028	#28	Marketplace	June 10, 2017
2		8326076	#76	Marketplace	April 30, 2020
3		8326235	#235	Collection	January 28, 2014
4		8326499	#499	Marketplace	November 20, 2013
5		8326638	#638	Marketplace	December 06, 2021
6		8326643	#643	Collection	October 03, 2015
7		8326706	#706	Marketplace	April 03, 2017
8		8326714	#714	Marketplace	September 13, 2018
9		8326745	#745	Inferred
10	Image Credit: jmfoss03	8326973	#973	Collection	April 18, 2020
11		8326974	#974	Marketplace	July 02, 2018
12		8326994	#994	Collection	March 30, 2014
Standard Deviation of Known Examples: 334.11 (Expected: 288.82, Δ45.29/4.53%)

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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.