Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch

Hamilton Watch Co.

Grade: 940

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 662374
Grade: 940
Model: 1
Estimated Production Year: 1910
Run Quantity: 2,000
Grade/Model Run: 95 of 121
Grade/Model Total Production: 210,596
Size: 18s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Damaskeened
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Barrel: Motor
Regulator: Goldthwait
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Railroad Grade Classification: Class A
Dial Feet Locations: 2.6, 18.0, 38.2
U.S. Patents: 832672, 427072
Data Research: 1953 Hamilton Serial List
Case: Various
Run ID: 1098.940G95.18S647.181M407.O657.L724.21J286
Database Version: v52.111
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
630.54
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
278.20
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.976%
Registry Population: 46 (2.30%)
$ Estimated Value (12 Month Change): 4.15% Analyzing 2,326 Sales
Research Note: #663058 Reported as Marked "For Special RR Service", Gilt Lettering

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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.


mcneight 2 · May 22, 2022

Serial Number 662800 was reported as accurate.

Yellowtail420 Supporter 103 · March 1, 2022

Serial Number 662374 was reported as accurate.

Huggs3 Supporter 143 · November 15, 2021

Serial Number 663093 was reported as accurate.

nightstalker638 44 · October 31, 2021

Serial Number 663187 was reported as accurate.

Dave895 Supporter 90 · July 23, 2021

Serial Number 662061 was reported as accurate.

Anonymous · January 31, 2020

Serial Number 663256 was reported as accurate.

Anonymous · November 19, 2019

Serial Number 663004 was reported as accurate.

bubba70 543 · July 15, 2019

Serial Number 662351 was reported as accurate.

bubba70 543 · July 14, 2019

Serial Number 662351 was reported as accurate.

bubba70 543 · June 20, 2019

Serial Number 663891 was reported as accurate.

Anonymous · February 17, 2019

Serial Number 663747 was reported as accurate.

Anonymous · December 17, 2018

Serial Number 663595 was reported as accurate.

Anonymous · March 26, 2018

Serial Number 663528 was reported as accurate.

Anonymous · January 8, 2018

Serial Number 663027 was reported as accurate.

Anonymous · July 29, 2017

Serial Number 663341 was reported as accurate.

Anonymous · July 17, 2017

Serial Number 662520 was reported as accurate.

nightstalker638 44 · June 28, 2017

Serial Number 663187 was reported as accurate.

Anonymous · June 10, 2017

Serial Number 662520 was reported as accurate.

Anonymous · August 8, 2016

Serial Number 662045 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · January 31, 2016

Serial Number 663571 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · July 30, 2015

Serial Number 663058 was reported as inaccurate.

Note: plus two tone movement signed "for special RR
service"
Changes since this report was submitted:
Double Roller changed from No to Yes

Gasperoff Supporter 727 · April 16, 2015

Serial Number 662631 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

rbaird54 9 · April 17, 2014

Serial Number 662681 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

inherited 2 · April 9, 2014

Serial Number 663032 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes

Anonymous · August 30, 2013

Serial Number 663132 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch