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: 23012370
Grade: 315
Model: 3
Class: 114
Estimated Production Year: 1921
Run Quantity: 2,000
Grade/Model Run: 184 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: v48.148

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Data Verification Reports

23012001
Verification Serial Map
23014000

Anonymous · August 23, 2020

Serial Number 23012557 was reported as accurate.

texnet Supporter 684 · May 9, 2019

Serial Number 23012370 was reported as accurate.

Anonymous · December 10, 2018

Serial Number 23012919 was reported as accurate.

Anonymous · June 2, 2016

Serial Number 23012857 was reported as accurate.

Anonymous · February 12, 2016

Serial Number 23012464 was reported as accurate.

Anonymous · October 8, 2015

Serial Number 23012130 was reported as accurate.

Anonymous · September 30, 2015

Serial Number 23012180 was reported as accurate.

Anonymous · July 21, 2014

Serial Number 23013532 was reported as accurate.

Elgin Grade 315 Pocket Watch Movement