Pocket Watch Database


From the American Horology Archive:
Waltham Grade Home Watch Co. Pocket Watch

American Waltham Watch Co.

Grade: Home Watch Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 452375 Question Mark
Grade: Home Watch Co. Question Mark
Model: 1857 Question Mark
Estimated Production Date: January 1870 - April 1, 1870 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 49 of 261 Question Mark
Grade/Model Total Production: 134,758 Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: Full Plate Question Mark
Balance Type: Solid Question Mark
Balance Material: Steel Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 4608.G49.18S4292.181857M4089.O4599.K4601.7J380 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.465 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
393.08 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
357.70 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.391% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.40%) Question Mark

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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.


FlameOfWrath Supporter 34 · May 23, 2023

Serial Number 452375 was reported as accurate.

LockMaster9 2 · April 7, 2021

Serial Number 452406 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · October 18, 2017

Serial Number 452645 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · August 27, 2017

Serial Number 452432 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · September 24, 2014

Serial Number 452108 was reported as inaccurate.

No further details were submitted with the report.
Waltham Grade Home Watch Co. Pocket Watch