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ANTIQUE 10s E HOWARD SERIES 12 17 JEWEL WHITE GOLD FILLED POCKET WATCH
$71.00
Check Price Source: eBay.com
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/61426/link
Access Date: December 25, 2024
There is an alternative result available for this serial number. View the result for E. Howard & Co. movement #61426.

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 12 Pocket Watch
E. Howard Watch Co. (Keystone)

Grade: Series 12

Manufacturer: E. Howard Watch Co. (Keystone) Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 61426 Question Mark
Grade: Series 12 Question Mark
Model: 1921 Question Mark
Estimated Production Year: 1928 Question Mark
Run Quantity: 10,450 Question Mark
Grade/Model Run: 5 of 5 Question Mark
Grade/Model Total Production: 47,450 Question Mark
Size: 10s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Standard Stripe Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Regulator: Plain Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 3 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: No Question Mark
Movement Markings: E. Howard Watch Co.
Boston, U.S.A.
[Empty Circle in Arrow]
17J
Pat'd. '21 [Some Additionally Marked "3 Pos. Temp"]
Case: Various Question Mark
Run ID: 16.G5.10S15.101921M15.O16.P16.17J5 Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 142.86 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 502.54 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 9.075% Question Mark
Registry Population:
Scoped for This Run Only		14 (0.13%) Question Mark
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Production Metrics Tree: Grade Series 12

Target Profile: 10S-M1921-17J-ONP-A3PTI

E. Howard Watch Co. (Keystone) Grade Series 12 (All Variations): 47,450 ETP
10S: 47,450 100.00%
10s, Grade Series 12
10S-M1921: 47,450 100.00%
10s, Grade Series 12, Model 1921
10S-M1921-17J: 47,450 100.00%
10s, Grade Series 12, Model 1921, 17 Jewels
10S-M1921-17J-ONP: 47,450 100.00%
10s, Grade Series 12, Model 1921, 17 Jewels, Openface/Pendant/Nickel
10S-M1921-17J-ONP-A3PTI: 47,450 100.00%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 14 watches in the population registry for this run with 5 images.
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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.

Anonymous · March 14, 2023

Serial Number 61982 was reported as accurate.

Anonymous · February 3, 2023

Serial Number 56897 was reported as accurate.

MIKEKTYLER Supporter 128 · November 24, 2022

Serial Number 61982 was reported as accurate.

Anonymous · August 31, 2022

Serial Number 57658 was reported as accurate.

Anonymous · May 12, 2022

Serial Number 57345 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · January 1, 2022

Serial Number 53487 was reported as accurate.

cmdraven 4083 · December 7, 2021

Serial Number 53311 was reported as accurate.

Anonymous · September 26, 2021

Serial Number 55656 was reported as accurate.

Anonymous · September 20, 2021

Serial Number 61786 was reported as accurate.

Anonymous · July 27, 2021

Serial Number 55040 was reported as inaccurate.

Note: I have SN: 55040: Series V, Gilt movement finish,
size L (16s), Key set and may be a conversion to
stem wind (no tang visible), Breguet H.S.,3/4 back
plate. Thank you. S.B.
Curator Response: Please conduct your serial lookup under the "E. Howard & Co." manufacturer instead of the Keystone Howard database. https://pocketwatchdatabase.com/search/result/e.-howard-co/55040

Cpmeadors Supporter 36 · June 23, 2021

Serial Number 57170 was reported as accurate.

Fifty50 Supporter 350 · April 21, 2021

Serial Number 59532 was reported as accurate.

Fifty50 Supporter 350 · April 21, 2021

Serial Number 59532 was reported as accurate.

Anonymous · April 21, 2021

Serial Number 58124 was reported as accurate.

Anonymous · September 27, 2020

Serial Number 58360 was reported as inaccurate.

No further details were submitted with the report.

PatrickFain 4 · September 19, 2020

Serial Number 60287 was reported as accurate.

Anonymous · August 9, 2020

Serial Number 59902 was reported as accurate.

Anonymous · June 20, 2020

Serial Number 56440 was reported as accurate.

Anonymous · May 30, 2020

Serial Number 57143 was reported as accurate.

Anonymous · May 13, 2020

Serial Number 56604 was reported as accurate.

Anonymous · April 1, 2020

Serial Number 56586 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · March 29, 2020

Serial Number 58747 was reported as accurate.

Anonymous · March 3, 2020

Serial Number 60444 was reported as accurate.

tsalerno71 1 · February 1, 2020

Serial Number 55770 was reported as accurate.

Anonymous · January 29, 2020

Serial Number 62392 was reported as accurate.

Anonymous · January 24, 2020

Serial Number 57380 was reported as inaccurate.

No further details were submitted with the report.

LauraBishop 1 · May 4, 2019

Serial Number 59853 was reported as accurate.

Anonymous · May 4, 2019

Serial Number 59853 was reported as accurate.

Anonymous · April 13, 2019

Serial Number 62736 was reported as accurate.

E. Howard Watch Co. (Keystone) Grade Series 12 Pocket Watch