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: 327089
Grade: Keystone Watch Co.
Variation: 10J-G
Model: 3
Estimated Production Year: 1887
Run Quantity: 3,000
Grade/Model Run: 15 of 41
Grade/Model Total Production: 45,450
Variant Est. Production: 5,500 (18S-M3-10J-HGL)
Size: 18s
Jewels: 10j
Movement Configuration: Hunting
Movement Finish: Gilt
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: 131.G27.18S85.183M25.H74.L70.10J26
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: 5 (0.17%)

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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.


Anonymous · January 16, 2024

Serial Number 326407 was reported as accurate.

Anonymous · December 31, 2021

Serial Number 326041 was reported as accurate.

Lancaster Watch Co. Grade Keystone Watch Co. Pocket Watch