Pocket Watch Database

From the American Horology Archive:
Elgin Grade 498 Pocket Watch

Elgin National Watch Co.

Grade: 498

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 37107235
Grade: 498
Model: 4
Estimated Production Year: 1938
Run Quantity: 1,000
Grade/Model Run: 3 of 5
Total Production: 5,000
Size: 12s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Signing Style: Block Letter
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: 3/4 Plate
Barrel: Going
Train: Quick
Regulator: Moseley
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
U.S. Patents: 77078, 596407
Movement Markings: Elgin Nat'l Watch Co.
U.S.A.
21 Jewels
Adj. Temp.
Adjusted 5 Positions
Data Research: 1927/1950 Elgin Serial List
Case: Various
Registry Population: 7 (0.70%)
Database Version: v49.391

Production Metrics Tree: Grade 498

Target Profile: 12S-M4-21J-ONP-A5PTI

Elgin Grade 498 (All Variations): 5,000 ETP
12S: 5,000 100.00%
12s, Grade 498
12S-M4: 5,000 100.00%
12s, Grade 498, Model 4
12S-M4-21J: 5,000 100.00%
12s, Grade 498, Model 4, 21 Jewels
12S-M4-21J-ONP: 5,000 100.00%
12s, Grade 498, Model 4, 21 Jewels, Openface/Pendant/Nickel
12S-M4-21J-ONP-A5PTI: 1,000 20.00% Other: 4,000
Other Adjustments or Unclassified

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 37107045 #45 Marketplace January 30, 2021
2 37107141 #141 Marketplace January 06, 2018
3 37107160 #160 Collection March 07, 2018
4 37107202 #202 Marketplace July 02, 2014
5 37107235 #235 Collection July 25, 2022
6 37107273 #273 Collection December 10, 2015
7 37107593 #593 Marketplace March 15, 2020
Standard Deviation of Known Examples: 173.81 (Expected: 288.82, Δ115.01/11.50%)

Help Us Help Others By Improving the Database:

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Data Verification Reports

37107001
Verification Serial Map
37108000

Anonymous · March 15, 2020

Serial Number 37107593 was reported as accurate.

Anonymous · June 26, 2019

Serial Number 37107161 was reported as accurate.

rlprince 2 · February 9, 2018

Serial Number 37107160 was reported as accurate.

ryward 1 · February 8, 2018

Serial Number 37107160 was reported as accurate.

Anonymous · December 30, 2016

Serial Number 37107507 was reported as accurate.

Anonymous · September 28, 2016

Serial Number 37107869 was reported as accurate.

Elgin Grade 498 Pocket Watch