Pocket Watch Database

From the American Horology Archive:
Elgin Grade 17 Pocket Watch

Elgin National Watch Co.

Grade: 17

W.H. Ferry

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 340336
Grade: 17
Variation: W.H. Ferry
Model: 1
Class: 4
Estimated Production Year: 1874
Run Quantity: 300
Grade/Model Run: 1 of 2
Grade/Model Total Production: 400
Variant Est. Production: 300 (18S-M1-11J-HGK-U-W.H. FERRY)
Grade/Model Unrealized Production: 100
Size: 18s
Jewels: 11j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Barrel: Going
Balance Type: Solid
Train: Slow
Regulator: Plain
Adjusted: No
Railroad Grade: No
U.S. Patents: 77078
Movement Markings: W.H. Ferry
Elgin, Ills.
Data Research: 1896 Elgin Serial List
1904 Elgin Serial List
1915 Elgin Serial List
1927/1950 Elgin Serial List
Case: Various
Run ID: 318.17G1.18S297.181M270.H317.K290.11J155
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.20
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.41
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.001%
Registry Population: 4 (1.33%)
Research Note: #340336 Verified as Marked "W.H. Ferry." #340477: Verified as Marked "W.H. Ferry" with solid gold balance [IHC185]. #340485: Verified as Marked "W.H. Ferry" with a solid gold balance. This represents the first of two runs blocked for Grade 17 movements. Based on serial distributions analysis, the second run appears to have been terminated early. Possibly 100 of the 200 serial numbers originally designated were actually manufactured.

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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.


TimeAntiquarian Founder Research Expert Historian Top Contributor Supporter 171 · September 9, 2021

Serial Number 340485 was reported as accurate.

Elgin Grade 17 Pocket Watch