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
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 435742
Grade: P.S. Bartlett
Model: 1865
Estimated Production Date: October 1869 - November 1, 1869
Run Quantity: 200
Grade/Model Run: 15 of 70
Grade/Model Total Production: 21,139
Size: 10s
Jewels: 11j
Jewel Material: Ruby
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Balance Type: Solid
Balance Material: Gold
Adjusted: No
Railroad Grade: No
Case: Various
Run ID: 4581.G2689.10S132.101865M30.O4572.K4574.11J2696
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
60.63
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
55.17
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.060%
Registry Population: 3 (1.50%)

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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.


watchman992 23 · August 22, 2015

Serial Number 435777 was reported as accurate.

Changes since this report was submitted:
Size changed from 18 to 10
Factory Model changed from 1859 to 1865

Anonymous · June 23, 2015

Serial Number 435777 was reported as accurate.

Changes since this report was submitted:
Size changed from 18 to 10
Factory Model changed from 1859 to 1865

Anonymous · June 19, 2015

Serial Number 435777 was reported as accurate.

Changes since this report was submitted:
Size changed from 18 to 10
Factory Model changed from 1859 to 1865

Anonymous · April 22, 2013

Serial Number 435866 was reported as inaccurate.

Note: Measured as a 10 Size, not 18 size.
Marked PS Bartlett
Changes since this report was submitted:
Size changed from 18 to 10
Factory Model changed from 1859 to 1865
Waltham Grade P.S. Bartlett Pocket Watch