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: 18137027
Grade: Vanguard
Model: 1908
Estimated Production Year: 1911
Run Quantity: 1,000
Grade/Model Run: 31 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
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 21788.G305.16S2773.161908M348.O13553.L5306.23J257
Database Version: v52.221
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
528.61
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: 21 (2.10%)
$ Estimated Value (12 Month Change): -4.80% Analyzing 1,715 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 · September 14, 2020

Serial Number 18137209 was reported as inaccurate.

Note: This particular movement is pendant set
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Waltham21j 121 · April 9, 2020

Serial Number 18137371 was reported as accurate.

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

Harlton Supporter 98 · January 30, 2020

Serial Number 18137776 was reported as accurate.

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

okiejohn 379 · December 26, 2018

Serial Number 18137494 was reported as accurate.

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

Anonymous · November 3, 2018

Serial Number 18137618 was reported as accurate.

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

Anonymous · June 7, 2018

Serial Number 18137160 was reported as accurate.

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

amcfarlane Supporter 32 · October 20, 2017

Serial Number 18137673 was reported as accurate.

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

Anonymous · July 28, 2017

Serial Number 18137285 was reported as accurate.

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

Anonymous · July 22, 2017

Serial Number 18137285 was reported as accurate.

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

john98026 1 · February 27, 2017

Serial Number 18137027 was reported as accurate.

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

Anonymous · November 25, 2016

Serial Number 18137914 was reported as accurate.

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

cmdraven 3970 · September 6, 2016

Serial Number 18137249 was reported as accurate.

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

Anonymous · November 6, 2015

Serial Number 18137240 was reported as accurate.

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

JLashbrook 109 · December 25, 2014

Serial Number 18137366 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

toothsls 44 · July 5, 2014

Serial Number 18137090 was reported as inaccurate.

Note: Adjusted to 5 positions. Lever set. 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

pmwas1 97 · November 10, 2013

Serial Number 18137570 was reported as inaccurate.

Note: You've changed positions to unknown, mine is
clearly marked 5 positions. So yes, it was
adjusted to 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

Anonymous · June 2, 2013

Serial Number 18137530 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

Anonymous · May 24, 2013

Serial Number 18137671 was reported as accurate.

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

Anonymous · April 27, 2013

Serial Number 18137570 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