Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 1420 Pocket Watch

American Waltham Watch Co.

Grade: No. 1420

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 14984439
Grade: No. 1420
Model: Colonial Series
Estimated Production Year: 1907
Run Quantity: 1,000
Grade/Model Run: 8 of 31
Grade/Model Total Production: 51,000
Size: 14s
Jewels: 15j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Split Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 19703.G8.14S2252.M19.O12388.P5341.15J4597
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
149.03
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
135.62
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.148%
Registry Population: 2 (0.20%)
Research Note: Waltham Serial Ledgers designate this run as "Col. Ser." (Colonial Series). Pillar plate measures as 14s while movement is based on the 12s Model 1894.

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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 10, 2018

Serial Number 14983528 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series

Anonymous · February 17, 2018

Serial Number 14983994 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series

Anonymous · March 6, 2016

Serial Number 14983760 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series

Anonymous · October 21, 2014

Serial Number 14984300 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series

Anonymous · October 13, 2014

Serial Number 14984300 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series

Anonymous · September 17, 2013

Serial Number 14983823 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series

Anonymous · September 17, 2013

Serial Number 14983823 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Ser. to Colonial Series
Waltham Grade No. 1420 Pocket Watch