Pocket Watch Database

From the American Horology Archive:
Elgin Grade 441 Pocket Watch

Elgin National Watch Co.

Grade: 441

G.M. Wheeler

Manufacturer: Elgin
Manufacturer Location: Elgin, Illinois
Movement Serial Number: 19211377
Grade: 441
Variation: G.M. Wheeler
Model: 4
Estimated Production Year: 1917
Run Quantity: 400
Grade/Model Run: 1 of 6
Grade/Model Total Production: 4,900
Variant Est. Production: 3,400 (12S-M4-17J-ONP-A3PTI)
Size: 12s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Barrel: Going
Train: Quick
Regulator: Moseley
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Total Adjustments: 5
Railroad Grade: No
U.S. Patents: 77078, 596407
Data Research: 1927/1950 Elgin Serial List
Case: Various
Run ID: 9686.441G1.12S1306.124M11.O3825.P6951.17J1352
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
14.75
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
5.64
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.010%
Registry Population: 4 (1.00%)

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Elgin Grade 441 Pocket Watch