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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/23900899
Access Date: January 11, 2025
From the American Horology Archive:
Waltham Grade 8 Day Pocket Watch
American Waltham Watch Co.

Grade: 8 Day

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 23900899 Question Mark
Grade: 8 Day Question Mark
Model: 1910 Question Mark
Estimated Production Year: 1920 Question Mark
Run Quantity: 23,000 Question Mark
Grade/Model Run: 132 of 139 Question Mark
Grade/Model Total Production: 806,000 Question Mark
Size: 37s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 24559.G132.37S137.371910M137.O15303.P9541.7J7194 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
 Question Mark
Database Version: v52.550 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 2,427.78 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 2,208.28 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 2.412% Question Mark
Registry Population:
Scoped for This Run Only		5 (0.02%) Question Mark
Value Guide
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 5 watches in the population registry for this run with 1 image.
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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 11, 2023

Serial Number 23890671 was reported as accurate.

Anonymous · August 4, 2022

Serial Number 23890671 was reported as accurate.

MoatsJustin1 top-contributor 5314 · August 25, 2021

Serial Number 23893267 was reported as accurate.

oilseed Supporter 472 · January 25, 2019

Serial Number 23891587 was reported as accurate.

Anonymous · January 2, 2019

Serial Number 23901734 was reported as accurate.

Anonymous · November 27, 2018

Serial Number 23904864 was reported as accurate.

Anonymous · November 2, 2014

Serial Number 23890032 was reported as accurate.

Anonymous · February 20, 2014

Serial Number 23886246 was reported as accurate.

Waltham Grade 8 Day Pocket Watch