Pocket Watch Database


From the American Horology Archive:
Hamilton Grade 938 Pocket Watch

Hamilton Watch Co.

Grade: 938

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 140115 Question Mark
Grade: 938 Question Mark
Model: 1 Question Mark
Class: 1 Question Mark
Estimated Production Year: 1901 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 8 of 9 Question Mark
Grade/Model Total Production: 2,198 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby & Sapphire Question Mark
Jewel Setting: Gold Settings (Screw-Set) Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Goldthwait Question Mark
Hairspring: Breguet Question Mark
Pallet Jewel Material: Sapphire Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Railroad Grade Classification: Class A Question Mark
Dial Feet Locations: 2.6, 18.0, 38.2 Question Mark
Case: Various Question Mark
Run ID: 437.938G8.18S241.181M125.O230.L234.17J261 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
6.61 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.90 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.021% Question Mark
Registry Population:
Scoped for This Run Only
9 (3.00%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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.


ChrisG Top Contributor Supporter 608 · May 16, 2023

Serial Number 140088 was reported as inaccurate.

Note: Verification image : 404281924386
Curator Response: Thanks!

Anonymous · April 14, 2021

Serial Number 140229 was reported as accurate.

jacobwalls07 143 · March 30, 2017

Serial Number 140190 was reported as accurate.

jacobwalls07 143 · March 9, 2017

Serial Number 140190 was reported as accurate.

Anonymous · March 6, 2017

Serial Number 140190 was reported as accurate.

Anonymous · May 12, 2015

Serial Number 140186 was reported as accurate.

Anonymous · October 8, 2013

Serial Number 140244 was reported as accurate.

Anonymous · August 31, 2013

Serial Number 140186 was reported as accurate.

Anonymous · June 23, 2013

Serial Number 140086 was reported as accurate.

Hamilton Grade 938 Pocket Watch