Pocket Watch Database

From the American Horology Archive:
Waltham Grade Broadway Pocket Watch

American Waltham Watch Co.

Grade: Broadway

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 1444938 Question Mark
Grade: Broadway Question Mark
Model: 1877 Question Mark
Estimated Production Date: October 1880 - December 1880 Question Mark
Run Quantity: 3,500 Question Mark
Grade/Model Run: 81 of 196 Question Mark
Grade/Model Total Production: 276,850 Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Setting: Key Question Mark
Plate: Full Plate Question Mark
Balance Type: Solid Question Mark
Balance Material: Nickel Question Mark
Train: Quick Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 8790.G185.18S6643.181877M620.H1076.K7564.7J1955 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
22.58 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
20.55 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.022% Question Mark
Registry Population:
Scoped for This Run Only
11 (0.31%) Question Mark
$ Estimated Value (12 Month Change): 7.77% Analyzing 752 Sales Question Mark

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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.


cbzimm Supporter 469 · June 13, 2023

Serial Number 1442638 was reported as accurate.

Anonymous · March 19, 2021

Serial Number 1443931 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Key

Anonymous · April 6, 2020

Serial Number 1442831 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key

Anonymous · March 3, 2020

Serial Number 1442831 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No

Tesla9 1 · October 24, 2019

Serial Number 1443845 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No

Tesla9 1 · October 24, 2019

Serial Number 1443845 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No

Anonymous · July 31, 2018

Serial Number 1444935 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No

Anonymous · April 17, 2016

Serial Number 1442473 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No

Cheryl432 2 · April 2, 2016

Serial Number 1444938 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No

Anonymous · April 2, 2016

Serial Number 1444938 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from ? to Key
Adjusted changed from Yes to No
Waltham Grade Broadway Pocket Watch