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: 434095 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1857 Question Mark
Estimated Production Date: February 1870 - April 1, 1870 Question Mark
Run Quantity: 1,200 Question Mark
Grade/Model Run: 2527 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
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 4578.G2687.18S4268.181857M4065.O4569.K4571.11J2695 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: v52.512 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
12 (1.00%) Question Mark
$ Estimated Value (12 Month Change): 5.11% Analyzing 1,075 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.


Raymcmanis 1 · February 28, 2021

Serial Number 434484 was reported as accurate.

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

Raymcmanis 1 · February 28, 2021

Serial Number 434484 was reported as accurate.

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

Anonymous · May 7, 2020

Serial Number 434095 was reported as accurate.

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

bashockey 1 · January 13, 2020

Serial Number 433858 was reported as accurate.

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

Anonymous · May 9, 2019

Serial Number 434387 was reported as accurate.

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

bubba70 543 · April 18, 2019

Serial Number 433843 was reported as accurate.

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

bubba70 543 · April 18, 2019

Serial Number 433843 was reported as accurate.

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

Anonymous · December 12, 2018

Serial Number 434403 was reported as accurate.

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

Anonymous · June 12, 2018

Serial Number 434399 was reported as accurate.

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

Anonymous · May 2, 2018

Serial Number 434403 was reported as accurate.

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

Anonymous · October 28, 2017

Serial Number 433864 was reported as accurate.

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

clark391 1 · March 31, 2017

Serial Number 434830 was reported as accurate.

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

VH1943 176 · June 26, 2016

Serial Number 434977 was reported as accurate.

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

Anonymous · April 27, 2013

Serial Number 434659 was reported as accurate.

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

Anonymous · March 22, 2013

Serial Number 434250 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