Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 1623 Pocket Watch

American Waltham Watch Co.

Grade: No. 1623

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 34501078 Question Mark
Grade: No. 1623 Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1953 Question Mark
Run Quantity: 5,001 Question Mark
Grade/Model Run: 8 of 8 Question Mark
Grade/Model Total Production: 50,064 Question Mark
Size: 16s Question Mark
Jewels: 23j Question Mark
Jewel Setting: Friction Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Signing Style: Block Letter Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: Bridge Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 6 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Total Adjustments: 8 Question Mark
Railroad Grade: Yes Question Mark
Movement Markings: Vanguard
Waltham U.S.A.
23 Jewels
8 Adjustments
Case: Various Question Mark
Run ID: 26089.G8.16S3967.161908M1486.O16282.L5607.23J363 Question Mark
Data Research: NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.457 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
150.73 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
137.16 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.150% Question Mark
Registry Population:
Scoped for This Run Only
34 (0.68%) Question Mark
$ Estimated Value (12 Month Change): 5.41% Analyzing 320 Sales Question Mark

Help Us Help Others By Improving the Database:

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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.


samf2t 1 · June 28, 2024

Serial Number 34500369 was reported as accurate.

Anonymous · November 22, 2022

Serial Number 34502334 was reported as accurate.

Anonymous · August 7, 2022

Serial Number 34502330 was reported as accurate.

Anonymous · June 24, 2022

Serial Number 34500593 was reported as accurate.

Anonymous · May 30, 2021

Serial Number 34500955 was reported as accurate.

Anonymous · April 9, 2021

Serial Number 34500575 was reported as accurate.

Anonymous · April 9, 2021

Serial Number 34500575 was reported as accurate.

Anonymous · November 29, 2020

Serial Number 34500306 was reported as accurate.

Bostonjoe Top Contributor Supporter 196 · September 21, 2020

Serial Number 34502319 was reported as accurate.

Anonymous · August 18, 2020

Serial Number 34500185 was reported as accurate.

Anonymous · July 29, 2020

Serial Number 34500185 was reported as accurate.

Anonymous · February 14, 2020

Serial Number 34501233 was reported as accurate.

Anonymous · December 12, 2019

Serial Number 34501210 was reported as accurate.

avpalermo Supporter 644 · November 19, 2019

Serial Number 34502519 was reported as accurate.

XenoR7912 36 · August 17, 2019

Serial Number 34501078 was reported as inaccurate.

Note: Adjusted to 6 position,Temperature and Isochronism

Mine has white Breguet hairspring
Changes since this report was submitted:
Adjusted # Positions changed from 5 to 6
Waltham Grade No. 1623 Pocket Watch