Hamilton Pocket Watch: Serial Number 310197 (Grade 970)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/hamilton/310197

Access Date: May 29, 2025

From the American Horology Archive:

Hamilton Watch Co.

Grade: 970

Manufacturer:	Hamilton
Manufacturer Location:	Lancaster, Pennsylvania
Movement Serial Number:	310197
Grade:	970
Model:	1
Estimated Production Year:	1904
Run Quantity:	400
Grade/Model Run:	8 of 14
Grade/Model Total Production:	2,900
Size:	16s
Jewels:	21j
Jewel Material:	Ruby & Sapphire
Jewel Setting:	Gold Settings (Screw-Set)
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Pendant
Plate:	3/4 Plate
Double Roller:	Yes
Barrel:	Going
Regulator:	Micrometric
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:	Yes
Dial Feet Locations:	7.6, 21.8, 38.0, 50.5 Hamilton 16s Dial Feet Research
Case:	Various
Run ID:	686.970G8.16S238.161M209.O365.P179.21J142
Data Research:	1953 Hamilton Serial List
Database Version:	v52.670
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Registry Population: Scoped for This Run Only	13 (3.25%)

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 13 watches in the population registry for this run with 4 images. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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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.