Pocket Watch Database

From the American Horology Archive:
Waltham Grade 8 Day Pocket Watch

American Waltham Watch Co.

Grade: 8 Day

Boxed & Gimbaled, Chronometer

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 28924123 Question Mark
Grade: 8 Day Question Mark
Variation: Chronometer Question Mark
Model: 1926 Question Mark
Estimated Production Year: 1936 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 67 of 70 Question Mark
Grade/Model Total Production: 542,500 Question Mark
Size: 37s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Openface Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Micrometer Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Wind Indicator Available: Yes Question Mark
Wind Indicator Present: Yes Question Mark
Case: Various Question Mark
Run ID: 25590.G206.37S214.371926M70.O15867.P10516.15J6076 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.608 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1,633.34 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,486.34 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.624% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.20%) 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.


Anonymous · April 21, 2021

Serial Number 28924465 was reported as accurate.

Anonymous · February 12, 2021

Serial Number 28924465 was reported as accurate.

Anonymous · September 22, 2017

Serial Number 28924457 was reported as accurate.

fordcasa Top Contributor Supporter 444 · October 23, 2014

Serial Number 28924293 was reported as inaccurate.

Note: 37s 8 Day 15 jewel
Boxed and gimbaled
Dial type wind indicator
Roman numeral dial
Micrometer regulator
Changes since this report was submitted:
Size changed from Unknown to 37
Plate changed from Unknown to 3/4
Waltham Grade 8 Day Pocket Watch