Pocket Watch Database

From the American Horology Archive:
Elgin Grade 571 Pocket Watch

Elgin National Watch Co.

Grade: 571

B.W. Raymond - 8 or 9 Adjustments

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: I47270
Grade: 571
Model: 20
Estimated Production Year: 1955
Run Quantity: 7,000
Grade/Model Run: 3 of 26
Total Production: 563,000
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: 16 (0.23%)
Database Version: v49.391

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 I46915 #915 Collection November 13, 2016
3 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 I52207 #6207 Collection August 05, 2019
Standard Deviation of Known Examples: 1,755.98 (Expected: 2,020.87, Δ264.89/3.78%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

46001
Verification Serial Map
53000

Mobilaero Top Contributor Supporter 271 · November 21, 2021

Serial Number I47270 was reported as accurate.

Mobilaero Top Contributor Supporter 271 · 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 108 · 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