E. Howard Watch Co. (Keystone) Pocket Watch: Serial Number 1242106 (Grade Series 7)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1242106

Access Date: April 29, 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 7

Manufacturer:	E. Howard Watch Co. (Keystone)
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	1242106
Grade:	Series 7
Model:	1912
Estimated Production Year:	1913
Run Quantity:	4,500
Grade/Model Run:	10 of 19
Grade/Model Total Production:	179,100
Size:	12s
Jewels:	17j
Movement Configuration:	Openface or Hunting
Movement Finish:	Nickel
Movement Setting:	Pendant
Plate:	Bridge Plate
Double Roller:	Yes
Hairspring:	Breguet
Adjusted:	Yes
Adjusted # of Positions:	3
Adjusted to Temperature:	Yes
Railroad Grade:	No
Case:	Various
Run ID:	283.G31.12S65.121912M20.O15.P184.17J131
Database Version:	v52.246
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	156.86
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	521.42
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	10.083%
Registry Population:	3 (0.07%)
$ Estimated Value (12 Month Change):	2.94% Analyzing 455 Sales

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Production Metrics Tree: Grade Series 7

Target Profile: 12S-M1912-17J-ONP-A3PT

E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 232,500 ETP
12S: 232,500 100.00% 12s, Grade Series 7
12S-M1912: 179,100 77.03% 12s, Grade Series 7, Model 1912	Other: 53,400 Other Models or Unclassified
12S-M1912-17J: 179,100 77.03% 12s, Grade Series 7, Model 1912, 17 Jewels
12S-M1912-17J-ONP: 179,100 77.03% 12s, Grade Series 7, Model 1912, 17 Jewels, Openface or Hunting/Pendant/Nickel
12S-M1912-17J-ONP-A3PT: 179,100 77.03%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 3 watches in the population registry for this run with 1 image. 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.

Dansiag 1 · March 1, 2024

Serial Number 1244126 was reported as inaccurate.

Note: This is a 19 jewel 12S adjusted to five positions

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