Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: Maximus A

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 20165967
Grade: Maximus A
Model: Colonial A
Estimated Production Year: 1915
Run Quantity: 500
Grade/Model Run: 5 of 7
Grade/Model Total Production: 2,300
Size: 14s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 23018.G5.14S2454.M13.O14313.P8126.21J478
Database Version: v52.221
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
6.88
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
6.30
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.007%
Registry Population: 13 (2.60%)
Research Note: Waltham Serial Ledgers designate this run as "Col. A."

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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.


JerryT Waltham Expert Small Watch Expert 425 · September 25, 2021

Serial Number 20165870 was reported as accurate.

JerryT Waltham Expert Small Watch Expert 425 · September 25, 2021

Serial Number 20165524 was reported as accurate.

Anonymous · August 24, 2021

Serial Number 20165512 was reported as accurate.

Dropsy24 1 · January 14, 2021

Serial Number 20165707 was reported as accurate.

Dropsy24 1 · January 14, 2021

Serial Number 20165707 was reported as accurate.

Dropsy24 1 · January 14, 2021

Serial Number 20165707 was reported as accurate.

Anonymous · October 3, 2020

Serial Number 20165705 was reported as accurate.

Anonymous · March 7, 2020

Serial Number 20165705 was reported as accurate.

backwardglance1 99 · January 29, 2020

Serial Number 20165805 was reported as accurate.

Anonymous · December 7, 2019

Serial Number 20165592 was reported as accurate.

backwardglance1 99 · October 28, 2019

Serial Number 20165805 was reported as accurate.

ncplumber 150 · January 14, 2019

Serial Number 20165622 was reported as accurate.

Anonymous · August 10, 2015

Serial Number 20165914 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 14
Factory Model changed from Ser.a to Colonial A

VH1943 176 · August 7, 2015

Serial Number 20165914 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 14
Factory Model changed from Ser.a to Colonial A

VH1943 176 · August 7, 2015

Serial Number 20165914 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 14
Factory Model changed from Ser.a to Colonial A

Txranger 18 · November 12, 2013

Serial Number 20165816 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 14
Factory Model changed from Ser.a to Colonial A