Pocket Watch Database

From the American Horology Archive:
Elgin Grade 315 Pocket Watch Movement

Elgin National Watch Co.

Grade: 315

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 20135298
Grade: 315
Model: 3
Class: 114
Estimated Production Year: 1918
Run Quantity: 3,000
Grade/Model Run: 145 of 329
Total Production: 1,033,900
Size: 12s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Balance Type: Expansion
Balance Jewel Material: Ruby
Train: Quick
Regulator: Moseley
Hairspring: Breguet
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
U.S. Patents: 596407, 77078, 585025
Data Research: 1927/1950 Elgin Serial List
Database Version: v48.021

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Data Verification Reports

20133001
Verification Serial Map
20136000

Anonymous · August 1, 2020

Serial Number 20133108 was reported as accurate.

lee571 Supporter 59 · January 1, 2020

Serial Number 20135183 was reported as accurate.

Tompepe 1 · December 6, 2019

Serial Number 20135958 was reported as accurate.

Anonymous · November 29, 2019

Serial Number 20135958 was reported as accurate.

Anonymous · November 29, 2019

Serial Number 20135958 was reported as accurate.

texnet Supporter 677 · August 6, 2018

Serial Number 20135298 was reported as accurate.

rjcullis 114 · September 27, 2017

Serial Number 20135340 was reported as accurate.

cmdraven 3340 · September 26, 2017

Serial Number 20135340 was reported as accurate.

Anonymous · November 25, 2016

Serial Number 20134837 was reported as accurate.

Anonymous · August 7, 2016

Serial Number 20133761 was reported as accurate.

Anonymous · February 18, 2016

Serial Number 20134606 was reported as accurate.

Anonymous · May 18, 2013

Serial Number 20133312 was reported as accurate.

Anonymous · August 22, 2012

Serial Number 20133362 was reported as accurate.

Elgin Grade 315 Pocket Watch Movement