Elgin Pocket Watch: Serial Number U620284 (Grade 571)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/elgin/U620284

Access Date: June 06, 2023

From the American Horology Archive:

Elgin National Watch Co.

Grade: 571

8 Adjustments

Manufacturer:	Elgin
Manufacturer Location:	Elgin, Illinois
Movement Serial Number:	U620284
Grade:	571
Model:	20
Estimated Production Year:	1947
Run Quantity:	5,000
Grade/Model Run:	23 of 26
Grade/Model Total Production:	564,000
Size:	16s
Jewels:	21j
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	3/4 Plate
Barrel:	Going
Train:	Quick
Regulator:	Ball
Adjusted:	Yes
Adjusted to Position:	Yes
Adjusted # of Positions:	6
Adjusted to Temperature:	Yes
Adjusted to Isochronism:	Yes
Total Adjustments:	8
Railroad Grade:	Yes
U.S. Patents:	77078
Data Research:	1927/1950 Elgin Serial List
Case:	Various
Database Version:	v50.865
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	1,639.10
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	656.14
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	1.116%
Registry Population:	29 (0.58%)

Value Guide

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Production Metrics Tree: Grade 571

Target Profile: 16S-M20-21J-ONL-A6PTI

Elgin Grade 571 (All Variations): 564,000 ETP

16S: 564,000 100.00%
16s, Grade 571

16S-M20: 564,000 100.00%
16s, Grade 571, Model 20

16S-M20-21J: 564,000 100.00%
16s, Grade 571, Model 20, 21 Jewels

16S-M20-21J-ONL: 564,000 100.00%
16s, Grade 571, Model 20, 21 Jewels, Openface/Lever/Nickel

16S-M20-21J-ONL-A6PTI: 564,000 100.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
1	Image Credit: okiejohn	U620284	#284	Collection	February 07, 2019
2		U620397	#397	Collection	March 17, 2019
3		U620400	#400	Marketplace	February 15, 2021
4		U620514	#514	Marketplace	March 12, 2015
5		U620588	#588	Marketplace	March 22, 2020
6		U620674	#674	Collection	December 06, 2013
7		U620963	#963	Marketplace	September 07, 2017
8		U621104	#1104	Marketplace	February 28, 2018
9		U621434	#1434	Marketplace	September 30, 2022
10		U621735	#1735	Marketplace	July 28, 2016
11		U621968	#1968	Marketplace	June 19, 2018
12		U621972	#1972	Marketplace	September 24, 2015
13		U621982	#1982	Marketplace	February 01, 2021
14		U622058	#2058	Marketplace	May 03, 2017
15		U622133	#2133	Marketplace	November 29, 2021
16		U622331	#2331	Marketplace	June 17, 2018
17		U622503	#2503	Inferred
18		U622648	#2648	Marketplace	March 17, 2015
19		U622696	#2696	Marketplace	October 12, 2022
20		U622776	#2776	Collection	April 27, 2016
21		U622965	#2965	Marketplace	August 05, 2014
22		U622991	#2991	Collection	June 27, 2018
23		U623081	#3081	Marketplace	January 11, 2020
24		U623098	#3098	Inferred
25	Image Credit: hez4reel	U623490	#3490	Collection	January 12, 2021
26		U623698	#3698	Inferred
27		U623722	#3722	Marketplace	November 16, 2021
28		U623841	#3841	Marketplace	February 13, 2018
29	Image Credit: geneg72	U624629	#4629	Collection	April 10, 2018
Standard Deviation of Known Examples: 1,196.70 (Expected: 1,443.52, Δ246.82/4.94%)

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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.

Chronified Supporter 212 · March 2, 2023

Serial Number U621182 was reported as accurate.

Anonymous · December 4, 2022

Serial Number U623722 was reported as accurate.

Anonymous · September 26, 2022

Serial Number U623338 was reported as accurate.

Tonbrepre 1 · March 6, 2022

Serial Number U622503 was reported as inaccurate.

Note: My Elgin 21 jewel 8 adjustments grade 571 don't
have B W Raymond model on it. I need help finding
out about this watch. Thanks

Curator Response: Thanks for the report. Not all of the Grade 571 movements are marked "B.W. Raymond."

TerryfromCanada Supporter 402 · August 23, 2021

Serial Number U623925 was reported as accurate.

IrishWB 1 · December 24, 2020

Serial Number U623305 was reported as accurate.

Anonymous · November 25, 2020

Serial Number U622665 was reported as accurate.

Anonymous · June 15, 2020

Serial Number U622899 was reported as accurate.

Anonymous · February 12, 2020

Serial Number U620687 was reported as accurate.

Genejockey 8 · March 17, 2019

Serial Number U620397 was reported as accurate.

okiejohn 310 · February 14, 2019

Serial Number U620284 was reported as accurate.

propwelder 30 · June 19, 2018

Serial Number U620219 was reported as accurate.

propwelder 30 · June 14, 2018

Serial Number U620219 was reported as accurate.

Anonymous · May 15, 2017

Serial Number U621838 was reported as accurate.

Anonymous · June 28, 2016

Serial Number U620957 was reported as accurate.

Anonymous · January 29, 2016

Serial Number U623432 was reported as accurate.