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: 385592
Grade: Keystone Watch Co.
Variation: 7J-G
Model: 2
Estimated Production Year: 1890
Run Quantity: 6,000
Grade/Model Run: 9 of 9
Grade/Model Total Production: 27,500
Variant Est. Production: 25,000 (18S-M2-7J)
Size: 18s
Jewels: 7j
Movement Configuration: Hunting
Movement Finish: Gilt
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Plain
Adjusted: No
Railroad Grade: No
Movement Markings: Keystone Watch Co.
Case: Various
Run ID: 170.G59.18S117.182M35.H107.L103.7J32
Database Version: v52.241
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
82.79
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
612.25
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
12.093%
Registry Population: 7 (0.12%)

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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 · September 22, 2023

Serial Number 386803 was reported as accurate.

cbzimm Supporter 468 · June 1, 2023

Serial Number 385592 was reported as inaccurate.

Note: Plain regulator. The screw on the left side of the
balance bridge holds the hairspring stud. No
mounting holes for a Bitner regulator. All other
details correct.
Curator Response: Absolutely correct. Thanks for brining it to my attention.

kingofinfo 16 · October 10, 2022

Serial Number 386815 was reported as accurate.

Lancaster Watch Co. Grade Keystone Watch Co. Pocket Watch