Pocket Watch Database

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/lancaster-watch-co/331521
Access Date: May 03, 2024
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: 331521
Grade: Keystone Watch Co.
Variation: 10J-G
Model: 3
Estimated Production Year: 1887
Run Quantity: 500
Grade/Model Run: 17 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: 133.G29.18S87.183M27.H76.L72.10J28
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 136.84
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 (0.40%)
Value Guide
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Production Metrics Tree: Grade Keystone Watch Co.

Target Profile: 18S-M3-10J-HGL-U-10J-G

Lancaster Watch Co. Grade Keystone Watch Co. (All Variations): 97,960 ETP
18S: 96,960 98.98%
18s, Grade Keystone Watch Co.		 Other: 1,000
Other Sizes or Unclassified
18S-M3: 45,450 46.40%
18s, Grade Keystone Watch Co., Model 3		 Other: 51,510
Other Models or Unclassified
18S-M3-10J: 22,700 23.17%
18s, Grade Keystone Watch Co., Model 3, 10 Jewels		 Other: 22,750
Other Jewels or Unclassified
18S-M3-10J-HGL: 5,500 5.61%
18s, Grade Keystone Watch Co., Model 3, 10 Jewels, Hunting/Lever/Gilt 		Other: 17,200
Other Configs or Unclassified
18S-M3-10J-HGL-U: 5,500 5.61%
18S-M3-10J-HGL-U-10J: 5,500 5.61%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 2 watches in the population registry for this run with 1 image.
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Lancaster Watch Co. Grade Keystone Watch Co. Pocket Watch