E. Howard Watch Co. (Keystone) Pocket Watch: Serial Number 1265592 (Grade Series 8)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1265592/movement

Access Date: December 21, 2024

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 8

Manufacturer:	E. Howard Watch Co. (Keystone)
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	1265592
Grade:	Series 8
Model:	1912
Estimated Production Year:	1914
Run Quantity:	1,000
Grade/Model Run:	9 of 10
Grade/Model Total Production:	9,950
Variant Est. Production:	9,450 (12S-M1912-23J-ONP)
Size:	12s
Jewels:	23j
Jewel Setting:	Burnished Jewels
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Pendant
Plate:	Bridge Plate
Double Roller:	Yes
Regulator:	Reed
Hairspring:	Breguet
Adjusted:	Yes
Adjusted # of Positions:	5
Adjusted to Temperature:	Yes
Railroad Grade:	No
Movement Markings:	E. Howard Watch Co. Boston U.S.A. 23 Jewels Pat'd '12 Five Positions And Temperature Special Adjustment
Case:	Various
Run ID:	293.G25.12S72.121912M27.O207.P206.23J43
Database Version:	v52.517
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	28.45
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	100.00
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	1.807%
Registry Population: Scoped for This Run Only	9 (0.90%)

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Production Metrics Tree: Grade Series 8

Target Profile: 12S-M1912-23J-ONP-A5PT

E. Howard Watch Co. (Keystone) Grade Series 8 (All Variations): 14,400 ETP
12S: 14,400 100.00% 12s, Grade Series 8
12S-M1912: 9,950 69.10% 12s, Grade Series 8, Model 1912		Other: 4,450 Other Models or Unclassified
12S-M1912-23J: 9,950 69.10% 12s, Grade Series 8, Model 1912, 23 Jewels
12S-M1912-23J-ONP: 9,450 65.63% 12s, Grade Series 8, Model 1912, 23 Jewels, Openface/Pendant/Nickel	Other: 500 Other Configs or Unclassified
12S-M1912-23J-ONP-A5PT: 9,450 65.63%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 9 watches in the population registry for this run with 2 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.

ewened 25 · October 15, 2022

Serial Number 1265663 was reported as accurate.

Anonymous · May 7, 2022

Serial Number 1265751 was reported as inaccurate.

Note: This watch is 17 jewels in a 14kt case size 12 is
correct

Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.