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: 314066
Grade: Keystone Watch Co.
Variation: 15J-N
Model: 3
Estimated Production Year: 1885
Run Quantity: 2,000
Grade/Model Run: 6 of 41
Grade/Model Total Production: 45,450
Variant Est. Production: 8,550 (18S-M3-15J-HNL-A)
Size: 18s
Jewels: 15j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Bitner
Adjusted: Yes
Movement Markings: Keystone Watch Co.
Pat. Dust Proof
Patent Pinion
Pat. S.W.
Adjusted
Case: Various
Run ID: 118.G17.18S75.183M16.H64.L60.15J23
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: 2 (0.10%)
Research Note: #314066: Verified with "Patented" dial and gilt Keystone hands.

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Lancaster Watch Co. Grade Keystone Watch Co. Pocket Watch