Pocket Watch Database

From the American Horology Archive:
Elgin Grade 571 Pocket Watch

Elgin National Watch Co.

Grade: 571

8 Adjustments

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: U623490
Grade: 571
Model: 20
Estimated Production Year: 1947
Run Quantity: 5,000
Grade/Model Run: 16 of 26
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
Registry Population: 33 (0.66%)
Database Version: v49.428

Production Metrics Tree: Grade 571

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

Elgin Grade 571 (All Variations): 563,000 ETP
16S: 563,000 100.00%
16s, Grade 571
16S-M20: 563,000 100.00%
16s, Grade 571, Model 20
16S-M20-21J: 563,000 100.00%
16s, Grade 571, Model 20, 21 Jewels
16S-M20-21J-ONL: 563,000 100.00%
16s, Grade 571, Model 20, 21 Jewels, Openface/Lever/Nickel
16S-M20-21J-ONL-A6PTI: 563,000 100.00%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 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 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 U624119 #4119 Inferred
30 U624163 #4163 Marketplace April 17, 2013
31 U624629 #4629 Collection April 10, 2018
32 U624649 #4649 Marketplace December 01, 2014
33 U624772 #4772 Inferred
Standard Deviation of Known Examples: 1,351.60 (Expected: 1,443.52, Δ91.92/1.84%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

620001
Verification Serial Map
625000

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 355 · 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.

Anonymous · January 11, 2016

Serial Number U623432 was reported as accurate.

Anonymous · February 4, 2015

Serial Number U621050 was reported as accurate.

Changes since this report was submitted:
Adjusted # Positions changed from 8 to 6

bowfinn 52 · April 27, 2014

Serial Number U623084 was reported as accurate.

Changes since this report was submitted:
Adjusted # Positions changed from 8 to 6

micahj666 1 · December 5, 2013

Serial Number U620674 was reported as accurate.

Changes since this report was submitted:
Adjusted # Positions changed from 8 to 6

Anonymous · August 18, 2013

Serial Number U624941 was reported as accurate.

Changes since this report was submitted:
Adjusted # Positions changed from 8 to 6

Anonymous · December 31, 2012

Serial Number U623714 was reported as inaccurate.

Note: does not say B W Raymond
mine says 8 adjustments
Changes since this report was submitted:
Adjusted changed from No to Yes
Adjusted # Positions changed from 5 to 6
Elgin Grade 571 Pocket Watch