Hamilton Pocket Watch: Serial Number 1812293 (Grade 900)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/hamilton/1812293

Access Date: April 22, 2025

From the American Horology Archive:

Hamilton Watch Co.

Grade: 900

Only Sold Cased by Hamilton

Manufacturer:	Hamilton
Manufacturer Location:	Lancaster, Pennsylvania
Movement Serial Number:	1812293
Grade:	900
Model:	1
Estimated Production Year:	1917
Run Quantity:	2,000
Grade/Model Run:	4 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
Case:	Various
Run ID:	2072.900G4.12S16.121M16.O1475.P562.19J61
Data Research:	1953 Hamilton Serial List
Database Version:	v52.640
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	74.85
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: Scoped for This Run Only	13 (0.65%)
$ Estimated Value (12 Month Change):	2.44% Analyzing 125 Sales
Research Note: Pillar Plate Diameter: 1.630"

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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.