Pocket Watch Database

From the American Horology Archive:
Elgin Grade 345 Pocket Watch

Elgin National Watch Co.

Grade: 345

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 19709001
Grade: 345
Variation: Strand
Model: 3
Class: 114
Estimated Production Year: 1917
Run Quantity: 2,000
Grade/Model Run: 67 of 205
Grade/Model Total Production: 740,900
Variant Est. Production: 3,000 (12S-M3-17J-ONP-A4P-STRAND)
Size: 12s
Jewels: 17j
Jewel Material: Ruby & Sapphire
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: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 4
Adjusted to Temperature: No
Railroad Grade: No
U.S. Patents: 596407, 77078, 585025
Data Research: 1927/1950 Elgin Serial List
Case: Various
Run ID: 9940.345G67.12S1372.123M666.O3980.P7193.17J1403
Database Version: v52.289
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2,230.68
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
861.95
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.464%
Registry Population: 10 (0.50%)
$ Estimated Value (12 Month Change): 1.33% Analyzing 2,512 Sales
Research Note: Some researching classify this run as an unofficial grade "998" for research purposes but is not a factory-assigned grade classification.

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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.


Rickhufnagel7 Top Contributor Elgin Expert Hampden Expert Supporter 617 · January 14, 2022

Serial Number 19709116 was reported as accurate.

Rickhufnagel7 Top Contributor Elgin Expert Hampden Expert Supporter 617 · January 13, 2022

Serial Number 19709422 was reported as accurate.

Rickhufnagel7 Top Contributor Elgin Expert Hampden Expert Supporter 617 · September 8, 2019

Serial Number 19709209 was reported as accurate.

Anonymous · June 6, 2018

Serial Number 19710656 was reported as accurate.

mncorrado001 83 · January 2, 2017

Serial Number 19709411 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · August 6, 2016

Serial Number 19710324 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · May 8, 2013

Serial Number 19709422 was reported as inaccurate.

Note: Marked "Strand", "ADJUSTED" and "4 POSITIONS" on
Barrel Bridge
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · April 19, 2013

Serial Number 19709800 was reported as inaccurate.

Note: Marked " Strand" adjusted 4 positions, possibly
grade 998, 4000 made.
Changes since this report was submitted:
Adjusted changed from No to Yes
Elgin Grade 345 Pocket Watch