E. Howard Watch Co. (Keystone) Pocket Watch: Serial Number 1263650 (Grade Series 11)

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1920 Howard 16s 21j Model E Series 11 Railroad Grade Pocket Watch #WB1400-10

Check Price Source: eBay.com

c. 1910 E. HOWARD WATCH CO. RR 21J ADJ. 5 POS. SERIES 11 - 53MM - WORKING - BO

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1919 E. HOWARD 21 JEWEL 16S POCKET WATCH RAILROAD CHRONOMETER SERIES 11

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1263650

Access Date: December 22, 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 11

Manufacturer:	E. Howard Watch Co. (Keystone)
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	1263650
Grade:	Series 11
Variation:	DR.RecoilClick
Model:	E
Estimated Production Year:	1914
Run Quantity:	5,000
Grade/Model Run:	3 of 12
Grade/Model Total Production:	25,100
Variant Est. Production:	6,000 (16S-ME-21J-ONL-A5PTI-DR.RECOILCLICK)
Size:	16s
Jewels:	21j
Jewel Setting:	Burnished Jewels
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	Bridge Plate
Double Roller:	Yes
Regulator:	Micrometric
Hairspring:	Breguet
Standard Dial Type:	Single-Sunk
Adjusted:	Yes
Adjusted to Position:	Yes
Adjusted # of Positions:	5
Adjusted to Temperature:	Yes
Adjusted to Isochronism:	Yes
Railroad Grade:	Yes
Railroad Grade Classification:	Class A
Movement Markings:	E. Howard Watch Co. Boston U.S.A. Railroad Chronometer Series 11 21 Jewels R.R. Adjustment Temperature Five Positions Pat'd '08 Double Roller
Case:	Various
Run ID:	292.G3.16S186.M3.O206.L59.21J44
Database Version:	v52.518
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	75.57
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	265.78
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	4.801%
Registry Population: Scoped for This Run Only	31 (0.62%)
$ Estimated Value (12 Month Change):	-1.43% Analyzing 208 Sales
Research Note: #1260675: Reported with Single Roller

Value Guide

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Production Metrics Tree: Grade Series 11

Target Profile: 16S-ME-21J-ONL-A5PTI-DR.RECOILCLICK

E. Howard Watch Co. (Keystone) Grade Series 11 (All Variations): 25,100 ETP
16S: 25,100 100.00% 16s, Grade Series 11
16S-ME: 25,100 100.00% 16s, Grade Series 11, Model E
16S-ME-21J: 25,100 100.00% 16s, Grade Series 11, Model E, 21 Jewels
16S-ME-21J-ONL: 25,100 100.00% 16s, Grade Series 11, Model E, 21 Jewels, Openface/Lever/Nickel
16S-ME-21J-ONL-A5PTI: 25,100 100.00%
16S-ME-21J-ONL-A5PTI-DR.RECOILCLICK: 6,000 23.90%	Other: 19,100 Other Variants or Unclassified

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 31 watches in the population registry for this run with 8 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.

PHIL1199 Supporter 1159 · September 6, 2024

Serial Number 1263156 was reported as accurate.

Anonymous · May 8, 2024

Serial Number 1264532 was reported as accurate.

ebsrods Supporter 130 · February 14, 2024

Serial Number 1260620 was reported as accurate.

MoatsJustin1 top-contributor 5272 · December 14, 2023

Serial Number 1264775 was reported as accurate.

Rcardkidz 4116 · April 8, 2023

Serial Number 1262775 was reported as accurate.

Anonymous · January 14, 2023

Serial Number 1262571 was reported as accurate.

cmdraven 4083 · August 16, 2022

Serial Number 1261864 was reported as accurate.

Anonymous · July 28, 2022

Serial Number 1263748 was reported as accurate.

Blicquer Supporter 90 · July 10, 2022

Serial Number 1263650 was reported as accurate.

Anonymous · March 25, 2022

Serial Number 1263662 was reported as accurate.

Anonymous · November 3, 2021

Serial Number 1262835 was reported as accurate.

10mikemikes 25 · July 6, 2021

Serial Number 1261382 was reported as accurate.

Anonymous · June 11, 2021

Serial Number 1260042 was reported as accurate.

rmwatchandclock Supporter 377 · June 2, 2021

Serial Number 1263349 was reported as accurate.

Anonymous · April 14, 2021

Serial Number 1260644 was reported as inaccurate.

Note: My E Howard railroad chronometer pocket watch is
made in Boston .Everything else seems the same,21
jewels,5 temp adjustments,series 11. Has Name
engraved in case G.W.Cook 1920

Curator Response: Thanks for the report. While the movement is marked "Boston," the E. Howard factory was located in Waltham, Massachusetts.