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Movement Specs Production Pop. Registry 14 Value Ad Archive 1 For Sale Sell Your Watch Save to My Collection Print Page Find a Mainspring Find a Balance Staff
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#C67 Howard Series 0 Pocket Watch Serviced Marked 23 Jewel GF 1916 Lever Set
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1086136
Access Date: November 27, 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 0 Pocket Watch
E. Howard Watch Co. (Keystone)

Grade: Series 0

Manufacturer: E. Howard Watch Co. (Keystone) Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 1086136 Question Mark
Grade: Series 0 Question Mark
Variation: Hooked Bridge Jeweled Barrel Question Mark
Model: 1907 Question Mark
Estimated Production Year: 1910 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 13 of 28 Question Mark
Grade/Model Total Production: 15,900 Question Mark
Size: 16s Question Mark
Jewels: 23j Question Mark
Jewel Material: Ruby & Sapphire Question Mark
Jewel Setting: Burnished Jewels Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Double Roller: Yes Question Mark
Barrel: Jeweled Safety Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Dial Feet Locations: 10.7, 24.3, 48.9 Question Mark
U.S. Patents: 796162, 886387, 900183, 978612, 981667, 1062645 Question Mark
Movement Markings: E. Howard Watch Co.
Boston U.S.A.
Adjusted
23 Jewels
[Cross in Arrow]
Pat'd. '08
Special Adjustment
Five Positions
Temperature
Case: Various Question Mark
Run ID: 187.G15.16S129.161907M29.O112.L19.23J20 Question Mark
Database Version: v52.467 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 39.29 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 138.14 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 2.498% Question Mark
Registry Population:
Scoped for This Run Only		14 (1.40%) Question Mark
$ Estimated Value (12 Month Change): -1.35% Analyzing 95 Sales Question Mark
Research Note: Some Marked with "Arrow and Cross." #1086766 and 1086818: Reported as Marked "No. 0." Mixed Inlay: Some movements with black inlay and others with gold inlay.
Value Guide
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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 6 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.

ewened 25 · November 25, 2024

Serial Number 1086956 was reported as accurate.

cjbrem Supporter 916 · June 30, 2024

Serial Number 1086507 was reported as accurate.

Anonymous · June 5, 2022

Serial Number 1086082 was reported as accurate.

Anonymous · May 2, 2022

Serial Number 1086948 was reported as accurate.

Anonymous · October 27, 2020

Serial Number 1086932 was reported as accurate.

Anonymous · January 16, 2020

Serial Number 1086996 was reported as accurate.

dfchong 837 · January 9, 2020

Serial Number 1086996 was reported as accurate.

salem1 Supporter 44 · January 9, 2020

Serial Number 1086956 was reported as accurate.

Anonymous · October 13, 2019

Serial Number 1086891 was reported as inaccurate.

Note: Mine is Lever set which makes it Rail Road Grade.
Curator Response: Thanks for the report. Yes, lever-set would certainly qualify for railroad service. The database has been updated to reflect this information for the run.
Changes since this report was submitted:
Movement Setting changed from Lever or Pendant to Lever
Railroad Grade changed from No to Yes
E. Howard Watch Co. (Keystone) Grade Series 0 Pocket Watch