Pocket Watch Database

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

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 17939
Grade: A.T. & Co.
Model: 1857
Estimated Production Date: July 1859
Run Quantity: 10
Grade/Model Run: 142 of 1154
Grade/Model Total Production: 62,258
Size: 18s
Jewels: 16j
Jewel Setting: Screw-Set
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Signing Style: Serif (Decorative)
Movement Inlay Color: None
Movement Setting: Key
Plate: Full Plate
Balance Type: Solid
Balance Material: Gold
Regulator: Undersprung
Adjusted: No
Railroad Grade: No
Movement Markings: Appleton, Tracy & Co.
Waltham, Mass.
Case: Various
Run ID: 367.G142.18S363.181857M362.O366.K366.16J122
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
Database Version: v52.304
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
171.75
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
156.29
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.171%
Registry Population: 1 (10.00%)
$ Estimated Value (12 Month Change): -19.92% Analyzing 566 Sales
Research Note: Waltham Serial Ledgers record this run as featuring 16 Jewels. However, #17939 has been verified with only 15 Jewels.

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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.


TimeAntiquarian Founder Research Expert Historian Top Contributor Supporter 171 · March 3, 2021

Serial Number 17939 was reported as inaccurate.

Note: #17939 does not feature the 16th jewel on the
pillar plate (verified under dial).

Anonymous · June 21, 2019

Serial Number 17940 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No
Waltham Grade A.T. & Co. Pocket Watch
Waltham Grade A.T. & Co. Pocket Watch