Pocket Watch Database

From the American Horology Archive:
Waltham Grade Vanguard Pocket Watch

American Waltham Watch Co.

Grade: Vanguard

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 18091573
Grade: Vanguard
Model: 1908
Estimated Production Year: 1910
Run Quantity: 500
Grade/Model Run: 25 of 123
Grade/Model Total Production: 182,450
Size: 16s
Jewels: 23j
Movement Configuration: Openface
Movement Setting: Lever
Plate: Bridge Plate
Regulator: Ohlson 1908
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Railroad Grade: Yes
Case: Various
Run ID: 21726.G294.16S2752.161908M327.O13508.L5283.23J245
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.354
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
531.55
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
483.71
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.528%
Registry Population: 5 (1.00%)
$ Estimated Value (12 Month Change): -4.37% Analyzing 1,732 Sales
Research Note: Waltham Serial Lists do not designate range as Lever-Set. #11038734 Verified as Lever-Set. #18091644 and #18091869 Reported as Lever-Set.

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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 · June 27, 2024

Serial Number 18091573 was reported as accurate.

Anonymous · June 22, 2024

Serial Number 18091573 was reported as accurate.

pwdmbj Supporter 556 · September 3, 2022

Serial Number 18091916 was reported as accurate.

Anonymous · April 30, 2022

Serial Number 18091797 was reported as accurate.

Anonymous · December 14, 2017

Serial Number 18091869 was reported as accurate.

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

XenoR7912 36 · December 13, 2017

Serial Number 18091869 was reported as inaccurate.

Note: lever set and Railroad Grade
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from 3/4 to Bridge

Anonymous · November 26, 2014

Serial Number 18091970 was reported as inaccurate.

Note: adjusted 5 positions
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from 3/4 to Bridge

ipraetorian 29 · December 4, 2013

Serial Number 18091644 was reported as inaccurate.

Note: Montgomery dial
lever set
adjusted to 5 positions
Railroad Grade
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from 3/4 to Bridge

jeremyroy 199 · July 6, 2013

Serial Number 18091644 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Plate changed from 3/4 to Bridge
Waltham Grade Vanguard Pocket Watch