Pocket Watch Database

Movement Specs Production Population Registry 1 Value For Sale Sell Your Watch Save to My Collection Print Page
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/lancaster-watch-co/145743
Access Date: May 08, 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: 145743
Grade: Keystone Watch Co.
Variation: 15J-G
Model: 4
Estimated Production Year: 1884
Run Quantity: 300
Grade/Model Run: 1 of 5
Grade/Model Total Production: 8,310
Variant Est. Production: 300 (18S-M4-15J-HGL)
Size: 18s
Jewels: 15j
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.
Safety Pinion
Pat. S.W.
Case: Various
Run ID: 68.G3.18S48.184M1.H29.L25.15J14
Database Version: v52.270
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 25.02
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 184.86
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 3.654%
Registry Population: 1 (0.33%)
Research Note: #145743: Gilt Movement, 15j, Unadjusted, Early DP-type plates without the dust-proof feature.
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Production Metrics Tree: Grade Keystone Watch Co.

Target Profile: 18S-M4-15J-HGL-U-15J-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-M4: 8,310 8.48%
18s, Grade Keystone Watch Co., Model 4		 Other: 88,650
Other Models or Unclassified
18S-M4-15J: 2,300 2.35%
18s, Grade Keystone Watch Co., Model 4, 15 Jewels		 Other: 6,010
Other Jewels or Unclassified
18S-M4-15J-HGL: 300 0.31%
18s, Grade Keystone Watch Co., Model 4, 15 Jewels, Hunting/Lever/Gilt 		Other: 2,000
Other Configs or Unclassified
18S-M4-15J-HGL-U: 300 0.31%
18S-M4-15J-HGL-U-15J: 300 0.31%

Population Registry for This Run

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