Pocket Watch Database

From the American Horology Archive:
Waltham Grade B Pocket Watch

American Waltham Watch Co.

Grade: B

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 3100288 Question Mark
Grade: B Question Mark
Variation: Wm. Ellery Quality Question Mark
Model: 1873 Question Mark
Estimated Production Date: May 1887 - August 1887 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 1 of 6 Question Mark
Grade/Model Total Production: 4,800 Question Mark
Size: 6s Question Mark
Jewels: 13j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Adjusted: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 12107.G1.6S147.61873M147.H2600.L2943.13J543 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.467 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
14.45 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
13.15 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.014% Question Mark
Registry Population:
Scoped for This Run Only
9 (0.45%) 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.


MoatsJustin1 top-contributor 5269 · May 27, 2022

Serial Number 3100641 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1873-6 to 1873

Anonymous · April 20, 2017

Serial Number 3100637 was reported as inaccurate.

Note: Mine is also not marked WM. Ellery.
Changes since this report was submitted:
Factory Model changed from 1873-6 to 1873

rtwatches 943 · March 19, 2017

Serial Number 3100288 was reported as inaccurate.

Note: Not marked Wm Ellery
Curator Response: Thanks for submitting this information. Please upload a photo to your collection so we can take a closer look.
Changes since this report was submitted:
Factory Model changed from 1873-6 to 1873

Anonymous · February 11, 2015

Serial Number 3101512 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1873-6 to 1873

Anonymous · November 22, 2014

Serial Number 3101097 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1873-6 to 1873

Anonymous · February 6, 2014

Serial Number 3101746 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1873-6 to 1873
Waltham Grade B Pocket Watch