Pocket Watch Database


From the American Horology Archive:
Waltham Grade P.S. Bartlett Pocket Watch
Waltham Grade P.S. Bartlett Pocket Watch

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 231422 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1857 Question Mark
Estimated Production Date: July 1866 Question Mark
Run Quantity: 460 Question Mark
Grade/Model Run: 1770 of 2837 Question Mark
Grade/Model Total Production: 293,359 Question Mark
Size: 18s Question Mark
Jewels: 11j Question Mark
Jewel Material: Ruby 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: 3281.G1916.18S3052.181857M2849.O3278.K3280.11J1857 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: v52.518 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
842.18 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
766.39 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.837% Question Mark
Registry Population:
Scoped for This Run Only
10 (2.17%) Question Mark
$ Estimated Value (12 Month Change): 5.11% Analyzing 1,077 Sales 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 · January 9, 2022

Serial Number 231681 was reported as accurate.

cmdraven 4083 · November 22, 2021

Serial Number 231773 was reported as accurate.

Anonymous · March 9, 2021

Serial Number 231535 was reported as accurate.

Anonymous · January 29, 2020

Serial Number 231781 was reported as accurate.

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

Anonymous · January 7, 2019

Serial Number 231641 was reported as accurate.

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

Zakanycz 8 · October 30, 2016

Serial Number 231422 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No
Waltham Grade P.S. Bartlett Pocket Watch
Waltham Grade P.S. Bartlett Pocket Watch