Pocket Watch Database


From the American Horology Archive:
Waltham Grade P.S. Bartlett Pocket Watch

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 2100400 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1877 Question Mark
Estimated Production Date: July 1883 - November 1883 Question Mark
Run Quantity: 1,500 Question Mark
Grade/Model Run: 439 of 531 Question Mark
Grade/Model Total Production: 220,735 Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Gilt Question Mark
Movement Signing Style: Mixed Question Mark
Movement Inlay Color: None Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Train: Quick Question Mark
Regulator: Plain Question Mark
Adjusted: Yes Question Mark
Movement Markings: P.S. Bartlett
Waltham, Mass.
Pat. Pinion
Case: Various Question Mark
Run ID: 10574.G3619.18S7640.181877M1492.H1949.L2144.15J2344 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: v52.518 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
348.15 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
316.82 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.346% Question Mark
Registry Population:
Scoped for This Run Only
8 (0.53%) Question Mark
$ Estimated Value (12 Month Change): 0% Analyzing 476 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.


cmdraven 4083 · January 4, 2024

Serial Number 2101398 was reported as accurate.

Anonymous · July 2, 2021

Serial Number 2100089 was reported as accurate.

Anonymous · December 25, 2020

Serial Number 2100182 was reported as accurate.

MoatsJustin1 top-contributor 5272 · November 27, 2020

Serial Number 2101233 was reported as accurate.

Anonymous · April 11, 2020

Serial Number 2100182 was reported as accurate.

Anonymous · April 21, 2017

Serial Number 2100137 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Gilt
Movement Setting changed from ? to Lever
Waltham Grade P.S. Bartlett Pocket Watch