Pocket Watch Database

From the American Horology Archive:
Elgin Grade 571 Pocket Watch

Elgin National Watch Co.

Grade: 571

B.W. Raymond

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: I52207
Grade: 571
Model: 20
Estimated Production Year: 1955
Run Quantity: 8,000
Grade/Model Run: 3 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: 9
Railroad Grade: Yes
U.S. Patents: 77078
Case: Various
Registry Population: 17 (0.21%)
Database Version: v49.712

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 I46562 #562 Collection April 05, 2022
2
Image Credit: nightstalker638
I46915 #915 Collection November 13, 2016
3
Image Credit: Mobilaero
I47270 #1270 Collection November 21, 2021
4 I48286 #2286 Collection August 09, 2021
5 I48787 #2787 Collection July 23, 2014
6 I48801 #2801 Inferred
7 I48998 #2998 Collection January 15, 2018
8 I49390 #3390 Collection September 29, 2020
9 I49538 #3538 Inferred
10 I49590 #3590 Collection May 01, 2022
11 I49697 #3697 Collection July 11, 2021
12 I50961 #4961 Collection August 29, 2017
13 I51483 #5483 Collection July 14, 2015
14 I51563 #5563 Inferred
15 I51852 #5852 Collection February 01, 2020
16
Image Credit: afterhours
I52207 #6207 Collection August 05, 2019
17 I53628 #7628 Inferred
Standard Deviation of Known Examples: 1,973.87 (Expected: 2,309.55, Δ335.67/4.20%)

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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.


Mobilaero Top Contributor Supporter 272 · November 21, 2021

Serial Number I47270 was reported as accurate.

Mobilaero Top Contributor Supporter 272 · November 21, 2021

Serial Number I47270 was reported as accurate.

frankrus Supporter 34 · May 29, 2021

Serial Number I51104 was reported as accurate.

Anonymous · January 5, 2021

Serial Number I46369 was reported as accurate.

wmike565 Supporter 109 · December 31, 2020

Serial Number I52546 was reported as accurate.

Anonymous · November 11, 2020

Serial Number I49832 was reported as accurate.

Anonymous · August 18, 2020

Serial Number I51679 was reported as accurate.

Wmacdonald 1 · February 1, 2020

Serial Number I51852 was reported as accurate.

Anonymous · February 1, 2020

Serial Number I51852 was reported as accurate.

Anonymous · January 29, 2020

Serial Number I49635 was reported as accurate.

Anonymous · September 8, 2019

Serial Number I50248 was reported as accurate.

Anonymous · August 5, 2019

Serial Number I52207 was reported as accurate.

Anonymous · July 15, 2019

Serial Number I52966 was reported as accurate.

Anonymous · March 17, 2019

Serial Number I50002 was reported as accurate.

Anonymous · March 3, 2019

Serial Number I46459 was reported as accurate.

Anonymous · December 31, 2018

Serial Number I50002 was reported as inaccurate.

Note: adjusted # of positions 6
shows # of positions 9
Curator Response: Thanks for the report. "9 Adjustments" is not equivalent to "9 Positions." (6 Positions + Heat + Cold + Isochronism)

Anonymous · July 27, 2018

Serial Number I47984 was reported as accurate.

Anonymous · March 15, 2018

Serial Number I50002 was reported as accurate.

Anonymous · February 9, 2018

Serial Number I46615 was reported as accurate.

Anonymous · October 17, 2017

Serial Number I46789 was reported as accurate.

Anonymous · October 3, 2017

Serial Number I49055 was reported as accurate.

Anonymous · September 27, 2017

Serial Number I50818 was reported as accurate.

kroache 1 · September 2, 2017

Serial Number I50961 was reported as accurate.

Anonymous · August 29, 2017

Serial Number I50961 was reported as accurate.

Anonymous · April 10, 2017

Serial Number I52908 was reported as accurate.

rtwatches 943 · December 18, 2016

Serial Number I47859 was reported as accurate.

nightstalker638 44 · November 13, 2016

Serial Number I46915 was reported as accurate.

Anonymous · September 10, 2016

Serial Number I52908 was reported as accurate.

Anonymous · August 8, 2016

Serial Number I46915 was reported as accurate.

Anonymous · March 16, 2016

Serial Number I48853 was reported as accurate.

Anonymous · July 3, 2015

Serial Number I51814 was reported as accurate.

Anonymous · March 18, 2015

Serial Number I51484 was reported as accurate.

Anonymous · July 30, 2014

Serial Number I47702 was reported as accurate.

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

TheInfin8Monkey 5 · April 2, 2014

Serial Number I47017 was reported as accurate.

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

Anonymous · August 29, 2013

Serial Number I47804 was reported as accurate.

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

Anonymous · July 20, 2013

Serial Number I52630 was reported as accurate.

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

Anonymous · July 18, 2013

Serial Number I52036 was reported as accurate.

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

Anonymous · December 13, 2012

Serial Number I47999 was reported as accurate.

Anonymous · November 28, 2012

Serial Number I49219 was reported as accurate.

Elgin Grade 571 Pocket Watch