Pocket Watch Database

From the American Horology Archive:
Lancaster Watch Co. Grade West End Pocket Watch

Lancaster Watch Co.

Grade: West End

Manufacturer: Lancaster Watch Co.
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 31191
Grade: West End
Variation: No. 10
Model: 1
Estimated Production Year: 1880
Run Quantity: 5,000
Total Production: 29,200
Size: 18s
Jewels: 10j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: 3/4 Plate
Balance Type: Expansion
Train: Quick
Adjusted: No
Railroad Grade: No
Movement Markings: West End
Lancaster, Pa.
Patent Pinion
Case: Various
Registry Population: 14 (0.28%)
Database Version: v49.391
Research Note: #34774: Likely 10j, #33441: Like 10j Private Label "Geo. W. White - Lancaster, Pa." #30300 referenced in a newspaper advertisement as West End with 10 Jewels. #30021: Marked "Patent Safety Pinion" with "Patent" appearing to be a late addition after the original movement was marked.

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 30021 #21 Observation September 10, 2021
2 30435 #435 Observation September 26, 2021
3 31191 #1191 Collection April 28, 2019
4 31530 #1530 Observation May 09, 2022
5 32299 #2299 Collection June 24, 2019
6 32650 #2650 Collection September 28, 2022
7 32767 #2767 Observation May 09, 2022
8 32979 #2979 Collection January 16, 2022
9 33441 #3441 Observation June 10, 2021
10 33906 #3906 Collection September 01, 2015
11 34132 #4132 Collection February 28, 2022
12 34367 #4367 Collection March 14, 2016
13 34774 #4774 Observation June 08, 2021
14 34807 #4807 Collection May 04, 2016
Standard Deviation of Known Examples: 1,559.40 (Expected: 1,443.52, Δ115.88/2.32%)

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Data Verification Reports

30001
Verification Serial Map
35000

Anonymous · June 18, 2022

Serial Number 32015 was reported as accurate.

Harlton Supporter 98 · February 28, 2022

Serial Number 34132 was reported as accurate.

Lancaster Watch Co. Grade West End Pocket Watch