Pocket Watch Database

From the American Horology Archive:
Waltham Grade Wm. Ellery Pocket Watch
Waltham Grade Wm. Ellery Pocket Watch

American Waltham Watch Co.

Grade: Wm. Ellery

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 759495
Grade: Wm. Ellery
Model: 1857
Estimated Production Date: April 1874 - August 1, 1874
Run Quantity: 300
Grade/Model Run: 771 of 958
Grade/Model Total Production: 201,307
Size: 18s
Jewels: 11j
Movement Configuration: Hunting
Movement Finish: Gilt
Movement Setting: Lever
Plate: Full Plate
Railroad Grade: No
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
Case: Various
Run ID: 5486.G840.18S4993.181857M4772.H52.L42.11J3328
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
31.99
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
29.11
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.032%
Registry Population: 4 (1.33%)
$ Estimated Value (12 Month Change): -6.63% Analyzing 696 Sales
Research Note: Waltham Serial Ledgers designate this run as Grade "W.E." (Wm. Ellery). However, #759495 has been verified as marked "P.S. Bartlett." #759320: Reported as marked "P.S. Bartlett."

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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 · July 21, 2023

Serial Number 759460 was reported as inaccurate.

Note: the movement is a p s bartlett
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · April 10, 2022

Serial Number 759320 was reported as inaccurate.

Note: Plate is marked P.S. Bartlett. Fogg’s Patent.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Mogman50 Supporter 1 · September 29, 2020

Serial Number 759495 was reported as inaccurate.

Note: Marked PS Bartlett 759495
9495 under Balance Cock ,Top Plate ,Potance
,Third Bridge
495 under Pillar Plate ,995 inside mainspring
barrel and lid
WOERD’S PATENTS Feb 14th 1865 inside Piller
Plate


Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · May 14, 2019

Serial Number 759285 was reported as inaccurate.

No further details were submitted with the report.

jmfoss03 33 · October 5, 2018

Serial Number 759407 was reported as inaccurate.

No further details were submitted with the report.
Waltham Grade Wm. Ellery Pocket Watch
Waltham Grade Wm. Ellery Pocket Watch