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Movement Specs Production Pop. Registry 13 Value Ad Archive 1 For Sale Save to My Collection Print Page Find a Mainspring Find a Balance Staff
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#C71 Howard Series 4 Pocket Watch Serviced 17 Jewel Gold Filled 1908 Lever Set
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/974571
Access Date: November 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 4 Pocket Watch
E. Howard Watch Co. (Keystone)

Grade: Series 4

Manufacturer: E. Howard Watch Co. (Keystone) Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 974571 Question Mark
Grade: Series 4 Question Mark
Model: 1905 Question Mark
Estimated Production Year: 1908 Question Mark
Run Quantity: 700 Question Mark
Grade/Model Run: 22 of 24 Question Mark
Grade/Model Total Production: 16,350 Question Mark
Variant Est. Production: 4,800 (16S-M1905-17J-ONL) Question Mark
Size: 16s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby & Sapphire Question Mark
Jewel Setting: Gold Settings (Screw-Set) Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Checkerboard Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Double Roller: Yes Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Pallet Jewel Material: Sapphire 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: 781263, 796162, 886387, 900183, 992013, 971496, 978612, 981667 Question Mark
Movement Markings: E. Howard Watch Co.
Boston U.S.A.
Adjusted
17 Jewels
Pat'd '05
Case: Various Question Mark
Run ID: 115.G22.16S92.161905M82.O67.L7.17J85 Question Mark
Database Version: v52.450 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 36.79 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 129.34 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 2.339% Question Mark
Registry Population:
Scoped for This Run Only		13 (1.86%) Question Mark
$ Estimated Value (12 Month Change): -18.47% Analyzing 72 Sales Question Mark
Value Guide
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Production Metrics Tree: Grade Series 4

Target Profile: 16S-M1905-17J-ONL-A5PTI

E. Howard Watch Co. (Keystone) Grade Series 4 (All Variations): 16,350 ETP
16S: 16,350 100.00%
16s, Grade Series 4
16S-M1905: 16,350 100.00%
16s, Grade Series 4, Model 1905
16S-M1905-17J: 16,350 100.00%
16s, Grade Series 4, Model 1905, 17 Jewels
16S-M1905-17J-ONL: 4,800 29.36%
16s, Grade Series 4, Model 1905, 17 Jewels, Openface/Lever/Nickel 		Other: 11,550
Other Configs or Unclassified
16S-M1905-17J-ONL-A5PTI: 4,800 29.36%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 13 watches in the population registry for this run with 1 image.
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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.

ebsrods Supporter 130 · February 17, 2024

Serial Number 974571 was reported as accurate.

cmdraven 4083 · April 28, 2023

Serial Number 974334 was reported as accurate.

Anonymous · August 30, 2020

Serial Number 974620 was reported as accurate.

bunnofnickle 67 · August 2, 2020

Serial Number 974692 was reported as accurate.

Anonymous · July 5, 2020

Serial Number 974692 was reported as accurate.

Harlton Supporter 98 · January 27, 2020

Serial Number 974398 was reported as inaccurate.

Note: Cannot see any Lever Crown set
Curator Response: Thanks for the report. Some movements in this run have been reported as pendant-set.
E. Howard Watch Co. (Keystone) Grade Series 4 Pocket Watch