E. Howard Watch Co. (Keystone) Pocket Watch: Serial Number 1114669 (Grade Series 1)

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ANTIQUE 16s E HOWARD SERIES 1 21 JEWEL 21j MONTGOMERY DIAL RAILROAD POCKET WATCH

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1114669/movement

Access Date: April 29, 2025

Due to the lack of existing factory records, our E. Howard Watch Co. (Keystone) database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

From the American Horology Archive:

E. Howard Watch Co. (Keystone)

Grade: Series 1

Manufacturer:	E. Howard Watch Co. (Keystone)
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	1114669
Grade:	Series 1
Variation:	Members Only Data
Model:	1907
Estimated Production Year:	Members Only Data
Run Quantity:	Members Only Data
Grade/Model Run:	Members Only Data
Grade/Model Total Production:	Members Only Data
Size:	16s
Jewels:	21j
Jewel Material:	Members Only Data
Jewel Setting:	Members Only Data
Movement Configuration:	Openface
Movement Finish:	Nickel
Finish Pattern:	Members Only Data
Movement Inlay Color:	Members Only Data
Movement Setting:	Lever
Wind Mechanism:	Pendant
Plate:	Bridge Plate
Bridge Type:	Center
Double Roller:	Yes
Barrel:	Safety
Regulator:	Members Only Data
Hairspring:	Members Only Data
Pallet Jewel Material:	Sapphire
Standard Dial Type:	Members Only Data
Adjusted:	Members Only Data
Adjusted to Position:	Members Only Data
Adjusted # of Positions:	Members Only Data
Adjusted to Temperature:	Members Only Data
Adjusted to Isochronism:	Members Only Data
Railroad Grade:	Members Only Data
Dial Feet Locations:	Members Only Data
Movement Markings:	Members Only Data
Case:	Various
Run ID:	219.G9.16S147.161907M47.O140.L33.21J21
Database Version:	v52.642
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population: Scoped for This Run Only	10 (1.67%)

20 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Variation, Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Jewel Material, Jewel Setting, Finish Pattern, Movement Inlay Color, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Adjusted to Position, Positional Adjustments, Temperature Adjustments, Isochronism Adjustments, Railroad Grade Designation, Dial Feet Locations, Movement Markings

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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.