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: 36684599
Grade: 315
Model: 3
Class: 114
Estimated Production Year: 1937
Run Quantity: 3,000
Grade/Model Run: 309 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: v47.171

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Data Verification Reports

36684001
Verification Serial Map
36687000

Iphasmere 19 · November 25, 2021

Serial Number 36684599 was reported as accurate.

cmdraven 3220 · February 19, 2021

Serial Number 36685432 was reported as accurate.

Anonymous · March 15, 2017

Serial Number 36684970 was reported as accurate.

Anonymous · July 21, 2016

Serial Number 36685984 was reported as accurate.

Anonymous · March 25, 2013

Serial Number 36684959 was reported as accurate.

Anonymous · July 26, 2012

Serial Number 36686509 was reported as accurate.

Elgin Grade 315 Pocket Watch Movement