Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: Adams St.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 570564
Grade: Adams St.
Model: 1870
Estimated Production Date: November 1871 - January 1, 1872
Run Quantity: 500
Grade/Model Run: 26 of 67
Grade/Model Total Production: 14,410
Size: 14s
Jewels: 7j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: 3/4 Plate
Balance Type: Solid
Balance Material: Steel
Adjusted: No
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: 5044.G26.14S36.141870M36.O5029.K5032.7J403
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
43.38
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
39.48
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.043%
Registry Population: 2 (0.40%)

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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 · March 4, 2022

Serial Number 570578 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1870-14 to 1870

sandman39 12 · June 10, 2019

Serial Number 570564 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1870-14 to 1870
Adjusted changed from Yes to No

Anonymous · October 28, 2015

Serial Number 570760 was reported as inaccurate.

Note: Dial signed American Watch Co, original American
Watch Co. Coin silver Hunting Case.
Changes since this report was submitted:
Factory Model changed from 1870-14 to 1870
Adjusted changed from Yes to No

Anonymous · September 15, 2013

Serial Number 570702 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1870-14 to 1870
Adjusted changed from Yes to No