Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 993 Pocket Watch

Hamilton Watch Co.

Grade: 993

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 715366
Grade: 993
Model: 1
Estimated Production Year: 1908
Run Quantity: 1,000
Total Production: 11,480
Size: 16s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Center Wheel Material: Gold
Regulator: Reed
Hairspring: Breguet
Pallet Jewel Material: Sapphire
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: No
Dial Feet Locations: 7.6, 21.8, 38.0, 50.5
Hamilton 16s Dial Feet Research
Data Research: 1953 Hamilton Serial List

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Data Verification Reports

715001
Verification Serial Map
716000

Anonymous · August 8, 2020

Serial Number 715309 was reported as accurate.

Anonymous · May 31, 2020

Serial Number 715931 was reported as accurate.

Anonymous · May 31, 2020

Serial Number 715931 was reported as accurate.

coldtater 1 · March 10, 2020

Serial Number 715285 was reported as accurate.

Anonymous · September 27, 2019

Serial Number 715316 was reported as accurate.

thaigone 2 · August 6, 2019

Serial Number 715471 was reported as accurate.

Anonymous · January 16, 2019

Serial Number 715300 was reported as accurate.

Anonymous · December 20, 2018

Serial Number 715300 was reported as accurate.

cmdraven 2865 · November 29, 2018

Serial Number 715300 was reported as accurate.

Anonymous · March 24, 2018

Serial Number 715785 was reported as accurate.

Anonymous · June 13, 2017

Serial Number 715422 was reported as accurate.

kcarrender 4 · August 24, 2016

Serial Number 715681 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 2 to 1
Double Roller changed from No to Yes

Anonymous · August 24, 2016

Serial Number 715681 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 2 to 1
Double Roller changed from No to Yes

Anonymous · May 3, 2015

Serial Number 715156 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Factory Model changed from 2 to 1
Double Roller changed from No to Yes

Anonymous · March 17, 2015

Serial Number 715077 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 2 to 1
Double Roller changed from No to Yes

Anonymous · February 23, 2014

Serial Number 715326 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 2 to 1
Double Roller changed from No to Yes

watchitdude 39 · February 17, 2014

Serial Number 715443 was reported as inaccurate.

Note: MOVEMENT SETTING: LEVER
RR GRADE: NO
Changes since this report was submitted:
Factory Model changed from 2 to 1
Railroad Grade changed from ? to No
Double Roller changed from No to Yes

Anonymous · August 15, 2013

Serial Number 715898 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 2 to 1
Railroad Grade changed from ? to No
Double Roller changed from No to Yes

Anonymous · May 4, 2012

Serial Number 715346 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 2 to 1
Double Roller changed from No to Yes
Hamilton Grade 993 Pocket Watch