Pocket Watch Database

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

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 3730256
Grade: P.S. Bartlett
Model: 1883
Estimated Production Date: September 1888 - November 1888
Run Quantity: 500
Total Production: 537,700
Size: 18s
Jewels: 15j
Jewel Material: Ruby
Movement Configuration: Openface
Movement Finish: Gilt
Movement Setting: Pendant
Plate: Full Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: Yes
Data Research: 1954 Waltham "Gray Book" List
Case: Various
Registry Population: 3 (0.60%)
Database Version: v49.392

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 3730005 #5 Collection December 06, 2015
2 3730256 #256 Collection December 12, 2020
3 3730469 #469 Marketplace May 12, 2019
Standard Deviation of Known Examples: 232.26 (Expected: 144.48, Δ87.78/17.56%)

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Data Verification Reports

3730001
Verification Serial Map
3730500

Rcardkidz 2743 · November 16, 2019

Serial Number 3730422 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Gilt

oilseed Supporter 468 · May 27, 2018

Serial Number 3730418 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Gilt

Anonymous · May 7, 2013

Serial Number 3730201 was reported as accurate.

Waltham Grade P.S. Bartlett Pocket Watch
Waltham Grade P.S. Bartlett Pocket Watch