Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 508 Pocket Watch

Seth Thomas Watch Co.

Grade: 508

Private Label(s) in Run:

G.F. Comm. - Monmuth, Ill.

What is a Private Label?
Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 75942
Grade: 508
Model: 2
Estimated Production Year: 1893
Run Quantity: 100
Grade/Model Run: 3 of 7
Grade/Model Total Production: 530
Variant Est. Production: 420 (18S-M2-17J)
Size: 18s
Jewels: 17j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Balance Type: Expansion
Regulator: Reed
Hairspring: Flat
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
U.S. Patents: 374359
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion
Pat'd Dec.6.'87.
Adjusted to Temperature & Position
Case: Various
Run ID: 164.508G3.18S164.182M82.H82.L154.17J14
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.58
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.27
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.038%
Registry Population: 1 (1.00%)

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Seth Thomas Grade 508 Pocket Watch