Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 45881 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1861 Question Mark
Estimated Production Date: March 1865 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 1 of 5 Question Mark
Grade/Model Total Production: 380 Question Mark
Size: 12s Question Mark
Jewels: 15j Question Mark
Jewel Material: Ruby Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Solid Question Mark
Balance Material: Gold Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 1418.G975.12S1.121861M1.O1417.K1417.15J240 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: v52.516 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.14 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.04 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.001% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.00%) 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.


Anonymous · December 21, 2020

Serial Number 45811 was reported as accurate.

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

JerryT Waltham Expert Small Watch Expert 425 · June 12, 2020

Serial Number 45881 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Special to 1861
Adjusted changed from Yes to No

JerryT Waltham Expert Small Watch Expert 425 · January 20, 2020

Serial Number 45881 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Special to 1861
Adjusted changed from Yes to No

JerryT Waltham Expert Small Watch Expert 425 · January 9, 2017

Serial Number 45881 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Special to 1861
Adjusted changed from Yes to No

Gimparoo Supporter 703 · April 10, 2014

Serial Number 45845 was reported as accurate.

Changes since this report was submitted:
Size changed from 10 to 12
Factory Model changed from Special to 1861
Adjusted changed from Yes to No