Pocket Watch Database

From the American Horology Archive:
Lancaster Watch Co. Grade Keystone Watch Co. Pocket Watch

Lancaster Watch Co.

Grade: Keystone Watch Co.

Manufacturer: Lancaster Watch Co.
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 332870
Grade: Keystone Watch Co.
Variation: 10J-N
Model: 3
Estimated Production Year: 1888
Run Quantity: 1,000
Grade/Model Run: 18 of 41
Grade/Model Total Production: 45,450
Variant Est. Production: 9,800 (18S-M3-10J-HNL)
Size: 18s
Jewels: 10j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Bitner
Adjusted: No
Railroad Grade: No
Movement Markings: Keystone Watch Co.
Pat. Dust Proof
Patent Pinion
Pat. S.W.
Pat. Reg.
Case: Various
Run ID: 134.G30.18S88.183M28.H77.L73.10J29
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
136.08
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,012.03
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
19.987%
Registry Population: 3 (0.30%)

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Lancaster Watch Co. Grade Keystone Watch Co. Pocket Watch