Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch

American Waltham Watch Co.

Grade: No. 620

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 21561756
Grade: No. 620
Model: 1908
Estimated Production Year: 1917
Run Quantity: 2,000
Grade/Model Run: 140 of 197
Grade/Model Total Production: 354,099
Variant Est. Production: 149,500 (16S-M1908-15J-HNP)
Size: 16s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Micrometric
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 23644.G314.16S3380.161908M944.H8030.P8739.15J5554
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
453.12
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
412.34
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.450%
Registry Population: 13 (0.65%)
$ Estimated Value (12 Month Change): -3.23% Analyzing 1,489 Sales

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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 · August 30, 2020

Serial Number 21562278 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 30, 2019

Serial Number 21562344 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 6, 2018

Serial Number 21561857 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 14, 2018

Serial Number 21562879 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

nancychapman 3 · August 22, 2017

Serial Number 21562874 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 8, 2017

Serial Number 21561825 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 8, 2017

Serial Number 21561825 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 23, 2014

Serial Number 21561002 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

darkstar 247 · July 26, 2013

Serial Number 21562453 was reported as inaccurate.

Note: nickel finish movement
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 18, 2013

Serial Number 21561389 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch