Elgin Pocket Watch: Serial Number 31227888 (Grade 291)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/elgin/31227888

Access Date: February 13, 2025

From the American Horology Archive:

Elgin National Watch Co.

Grade: 291

Manufacturer:	Elgin
Manufacturer Location:	Elgin, Illinois
Movement Serial Number:	31227888
Grade:	291
Model:	7
Class:	110
Estimated Production Year:	1928
Run Quantity:	6,000
Grade/Model Run:	331 of 424
Grade/Model Total Production:	1,487,000
Variant Est. Production:	1,462,000 (16S-M7-7J-ONP)
Size:	16s
Jewels:	7j
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Pendant
Plate:	3/4 Plate
Barrel:	Going
Balance Type:	Expansion
Balance Jewel Material:	Ruby
Train:	Quick
Regulator:	Plain
Hairspring:	Breguet
Standard Dial Type:	Single-Sunk
Adjusted:	No
Railroad Grade:	No
U.S. Patents:	596407, 77078, 585025
Case:	Various
Run ID:	13561.291G331.16S3491.167M1385.O6340.P10558.7J5823
Data Research:	1927/1950 Elgin Serial List
Database Version:	v52.608
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	4,477.02
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	1,730.02
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	2.939%
Registry Population: Scoped for This Run Only	18 (0.30%)
$ Estimated Value (12 Month Change):	16.36% Analyzing 2,878 Sales

Value Guide

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Production Metrics Tree: Grade 291

Target Profile: 16S-M7-7J-ONP-U

Elgin Grade 291 (All Variations): 1,487,000 ETP
16S: 1,487,000 100.00% 16s, Grade 291
16S-M7: 1,487,000 100.00% 16s, Grade 291, Model 7
16S-M7-7J: 1,487,000 100.00% 16s, Grade 291, Model 7, 7 Jewels
16S-M7-7J-ONP: 1,462,000 98.32% 16s, Grade 291, Model 7, 7 Jewels, Openface/Pendant/Nickel	Other: 25,000 Other Configs or Unclassified
16S-M7-7J-ONP-U: 1,462,000 98.32%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 18 watches in the population registry for this run. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.