Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 35 Pocket Watch Movement
Waltham Grade No. 35 Pocket Watch Movement

American Waltham Watch Co.

Grade: No. 35

Non-Magnetic

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 3670537
Grade: No. 35
Variation: A.T. & Co. Quality
Model: 1883
Estimated Production Date: August 1888 - July 1888
Run Quantity: 300
Total Production: 31,700
Size: 18s
Jewels: 17j    Mixed Run
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Full Plate
Regulator: Church 1885
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Data Research: 1954 Waltham "Gray Book" List
Database Version: v48.021

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Does this information describe your movement accurately?

Data Verification Reports

3670501
Verification Serial Map
3670800

Anonymous · April 15, 2019

Serial Number 3670627 was reported as accurate.

MichaelB 150 · March 9, 2017

Serial Number 3670537 was reported as inaccurate.

Note: S/N 3670537 marked 17 Jewels
Changes since this report was submitted:
Jewels changed from 15j to 17j

Anonymous · March 23, 2016

Serial Number 3670666 was reported as accurate.

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

Anonymous · March 20, 2016

Serial Number 3670666 was reported as accurate.

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

Anonymous · March 20, 2016

Serial Number 3670666 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j
Waltham Grade No. 35 Pocket Watch Movement
Waltham Grade No. 35 Pocket Watch Movement