Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 978 Pocket Watch

Hamilton Watch Co.

Grade: 978

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 1341981
Grade: 978
Model: 2
Estimated Production Year: 1919
Run Quantity: 500
Grade/Model Run: 14 of 26
Grade/Model Total Production: 20,500
Size: 16s
Jewels: 17j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Barrel: Going
Regulator: Reed
Hairspring: Breguet
Pallet Jewel Material: Sapphire
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
Dial Feet Locations: 22.3, 38.0, 57.1
Hamilton 16s Dial Feet Research
Data Research: 1953 Hamilton Serial List
Case: Various
Run ID: 1789.978G19.16S1061.162M228.O1219.L1168.17J1072
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
61.72
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
27.08
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.192%
Registry Population: 7 (1.40%)

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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 · August 8, 2017

Serial Number 1341963 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · April 24, 2017

Serial Number 1341623 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · July 13, 2012

Serial Number 1341564 was reported as inaccurate.

Note: Hamilton 992-L

The   Movement  is 16 size  Lever   Set,
21   Extra  Fine  Ruby  Jewels  in Gold
settings,    Double    Roller,  Sapphire
Pallets, Gold Center Wheel, beautifully
damasceened, adjusted to temperature,
three positions.
Watch  has  Mint  Beveled  Extra
Thick Glass Crystal On The Face

Double Sunk Porcelain Dial
 is  also in  Great  Condition.

Engraved on the Movement In Gold
Hamilton Watch Co.
992
21 Jewels
Double Roller
Adjusted 3 Positions
Serial # 1341564
Changes since this report was submitted:
Factory Model changed from 1 to 2
Double Roller changed from Yes to No
Plate changed from Unknown to 3/4
Hamilton Grade 978 Pocket Watch