Pocket Watch Database


From the American Horology Archive:
Waltham Grade A.T. & Co. Pocket Watch

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 4379777 Question Mark
Grade: A.T. & Co. Question Mark
Model: 1883 Question Mark
Estimated Production Date: September 1890 - April 1891 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 150 of 244 Question Mark
Grade/Model Total Production: 114,590 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Full Plate Question Mark
Regulator: Church 1885 Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 13530.G1718.18S9080.181883M987.O9251.P641.17J53 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.445 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
215.60 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
196.19 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.214% Question Mark
Registry Population:
Scoped for This Run Only
5 (1.00%) 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.


Anonymous · March 23, 2020

Serial Number 4379820 was reported as accurate.

Anonymous · October 21, 2017

Serial Number 4379947 was reported as inaccurate.

Note: The movement is stamped 17 jewels when the data
base says it is supposed to be 15 jewels
Curator Response: Thanks for the report. Waltham up-jeweled many 15-Jewel movements to 17 Jewels during the 1890s. These upgrades are not typically recorded in the company ledgers and serial lists.
Changes since this report was submitted:
Jewels changed from 15j to 17j

Anonymous · January 18, 2017

Serial Number 4379754 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j

Anonymous · January 20, 2013

Serial Number 4379777 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j
Waltham Grade A.T. & Co. Pocket Watch