Pocket Watch Database


From the American Horology Archive:
Hamilton Grade 900 Pocket Watch
Hamilton Grade 900 Pocket Watch

Hamilton Watch Co.

Grade: 900

Only Sold Cased by Hamilton

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 1864114 Question Mark
Grade: 900 Question Mark
Model: 1 Question Mark
Estimated Production Year: Members Only Data Question Mark
Run Quantity: Members Only Data Question Mark
Grade/Model Run: Members Only Data Question Mark
Grade/Model Total Production: Members Only Data Question Mark
Size: 12s Question Mark
Jewels: 19j Question Mark
Jewel Material: Members Only Data Question Mark
Jewel Setting: Members Only Data Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Members Only Data Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Barrel: Patent Motor Question Mark
Train Material: Members Only Data Question Mark
Center Wheel Material: Members Only Data Question Mark
Regulator: Members Only Data Question Mark
Hairspring: Members Only Data Question Mark
Pallet Jewel Material: Sapphire Question Mark
Adjusted: Members Only Data Question Mark
Adjusted to Position: Members Only Data Question Mark
Adjusted # of Positions: Members Only Data Question Mark
Adjusted to Temperature: Members Only Data Question Mark
Adjusted to Isochronism: Members Only Data Question Mark
Railroad Grade: Members Only Data Question Mark
Dial Feet Locations: Members Only Data Question Mark
Movement Markings: Members Only Data
Case: Various Question Mark
Run ID: 2104.900G7.12S48.121M48.O1507.P594.19J64 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.642 Question Mark
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population:
Scoped for This Run Only
6 (1.00%) Question Mark
$ Estimated Value (12 Month Change): 2.44% Analyzing 125 Sales Question Mark
Research Note: Pillar Plate Diameter: 1.630"
19 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Jewel Material, Jewel Setting, Movement Inlay Color, Train Material, Center Wheel Material, Regulator Type, Hairspring, Adjustments, Adjusted to Position, Positional Adjustments, Temperature Adjustments, Isochronism Adjustments, Railroad Grade Designation, Dial Feet Locations, Movement Markings

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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.


Anonymous · July 19, 2023

Serial Number 1864188 was reported as accurate.

okiejohn 406 · March 29, 2022

Serial Number 1864114 was reported as accurate.

Anonymous · August 29, 2021

Serial Number 1863723 was reported as accurate.

Anonymous · February 13, 2021

Serial Number 1863858 was reported as accurate.

earl81 4 · July 10, 2020

Serial Number 1864260 was reported as accurate.

Hamilton Grade 900 Pocket Watch
Hamilton Grade 900 Pocket Watch