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
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 1768926
Grade: 900
Model: 1
Estimated Production Year: 1916
Run Quantity: 1,000
Grade/Model Run: 2 of 15
Grade/Model Total Production: 24,700
Size: 12s
Jewels: 19j
Jewel Material: Ruby & Sapphire
Jewel Setting: Raised Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Barrel: Patent Motor
Train Material: Gold
Center Wheel Material: Gold
Regulator: Micrometer
Hairspring: Breguet
Pallet Jewel Material: Sapphire
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
Dial Feet Locations: 10.5, 38.5, 56.0
Movement Markings: Hamilton
Lancaster, Pa.
19 Jewels
Adjusted 5 Positions
Safety Pinion
Data Research: 1953 Hamilton Serial List
Case: Various
Run ID: 2061.900G2.12S5.121M5.O1464.P551.19J59
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
73.95
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
32.63
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.232%
Registry Population: 18 (1.80%)
$ Estimated Value (12 Month Change): -19.42% Analyzing 121 Sales
Research Note: Pillar Plate Diameter: 1.630"

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.


cmdraven 3970 · October 7, 2023

Serial Number 1768562 was reported as accurate.

Anonymous · July 31, 2023

Serial Number 1768466 was reported as accurate.

ChrisG Top Contributor Supporter 533 · May 4, 2023

Serial Number 1768014 was reported as accurate.

billreid 141 · September 9, 2021

Serial Number 1768926 was reported as accurate.

billreid 141 · December 2, 2020

Serial Number 1768926 was reported as accurate.

Anonymous · July 2, 2020

Serial Number 1768005 was reported as accurate.

Anonymous · June 29, 2020

Serial Number 1768005 was reported as accurate.

Anonymous · January 10, 2020

Serial Number 1768234 was reported as accurate.

cmdraven 3970 · September 4, 2019

Serial Number 1768990 was reported as accurate.

Anonymous · September 17, 2018

Serial Number 1768743 was reported as inaccurate.

No further details were submitted with the report.

catman032076 101 · December 29, 2015

Serial Number 1768576 was reported as accurate.

catman032076 101 · December 24, 2015

Serial Number 1768576 was reported as accurate.

Anonymous · October 24, 2015

Serial Number 1768477 was reported as accurate.

Gimparoo Supporter 703 · December 30, 2014

Serial Number 1768100 was reported as accurate.

tlpipe 3 · November 7, 2014

Serial Number 1768889 was reported as accurate.

Anonymous · November 7, 2014

Serial Number 1768889 was reported as accurate.

Anonymous · October 29, 2014

Serial Number 1768557 was reported as accurate.

Anonymous · June 4, 2014

Serial Number 1768773 was reported as accurate.

Anonymous · October 20, 2013

Serial Number 1768063 was reported as accurate.

Anonymous · January 21, 2013

Serial Number 1768796 was reported as accurate.

Anonymous · January 16, 2013

Serial Number 1768086 was reported as accurate.

Hamilton Grade 900 Pocket Watch
Hamilton Grade 900 Pocket Watch