E. Howard Watch Co. (Keystone) Pocket Watch: Serial Number 1196363 (Grade Series 7)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1196363

Access Date: January 27, 2023

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:	1196363
Grade:	Series 7
Model:	1912
Estimated Production Year:	1912
Run Quantity:	14,000
Grade/Model Total Production:	172,700
Size:	12s
Jewels:	17j
Movement Configuration:	Openface
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
Registry Population:	14 (0.10%)
Database Version:	v49.708

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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): 224,550 ETP
12S: 224,550 100.00% 12s, Grade Series 7
12S-M1912: 172,700 76.91% 12s, Grade Series 7, Model 1912	Other: 51,850 Other Models or Unclassified
12S-M1912-17J: 172,700 76.91% 12s, Grade Series 7, Model 1912, 17 Jewels
12S-M1912-17J-ONP: 172,700 76.91% 12s, Grade Series 7, Model 1912, 17 Jewels, Openface/Pendant/Nickel
12S-M1912-17J-ONP-A3PT: 172,700 76.91%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
1		1190610	#610	Collection	September 08, 2020
2		1190869	#869	Collection	January 21, 2020
3	Image Credit: Rickglick1	1191486	#1486	Collection	July 19, 2020
4		1191704	#1704	Collection	September 24, 2020
5		1192994	#2994	Collection	October 15, 2022
6		1194355	#4355	Collection	December 28, 2018
7	Image Credit: Blicquer	1196335	#6335	Collection	January 25, 2022
8	Image Credit: GVH5000	1196363	#6363	Collection	April 16, 2020
9		1198043	#8043	Collection	February 26, 2021
10		1199982	#9982	Collection	August 24, 2016
11		1201849	#11849	Collection	February 16, 2022
12		1202857	#12857	Collection	August 13, 2016
13		1203149	#13149	Collection	February 21, 2020
14	Image Credit: PIVSFELIX	1203493	#13493	Collection	January 17, 2018
Standard Deviation of Known Examples: 4,863.04 (Expected: 4,041.60, Δ821.45/5.87%)

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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 · July 29, 2022

Serial Number 1191275 was reported as accurate.

Blicquer Supporter 48 · July 10, 2022

Serial Number 1196335 was reported as accurate.

Kurlander Supporter 23 · June 7, 2022

Serial Number 1199506 was reported as accurate.

cmdraven 3542 · March 13, 2022

Serial Number 1190581 was reported as accurate.

Anonymous · February 9, 2022

Serial Number 1203971 was reported as accurate.

Anonymous · September 9, 2021

Serial Number 1202384 was reported as accurate.

Anonymous · June 16, 2021

Serial Number 1197846 was reported as accurate.

Anonymous · May 18, 2021

Serial Number 1193158 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · May 17, 2021

Serial Number 1197724 was reported as accurate.

Anonymous · April 27, 2021

Serial Number 1193466 was reported as accurate.

Anonymous · February 27, 2021

Serial Number 1203981 was reported as accurate.

Automatic 254 · January 30, 2021

Serial Number 1203977 was reported as accurate.

Automatic 254 · January 12, 2021

Serial Number 1203977 was reported as accurate.

Anonymous · December 22, 2020

Serial Number 1191704 was reported as accurate.

Automatic 254 · November 27, 2020

Serial Number 1201184 was reported as accurate.

Anonymous · October 22, 2020

Serial Number 1195053 was reported as accurate.

Anonymous · August 9, 2020

Serial Number 1202676 was reported as accurate.