Pocket Watch Database
https://pocketwatchdatabase.com/search/result/e.-howard-watch-co.-keystone/1352666
Access Date: May 04, 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 7
Manufacturer: | E. Howard Watch Co. (Keystone) | |
Manufacturer Location: | Waltham, Massachusetts | |
Movement Serial Number: | 1352666 | |
Grade: | Series 7 | |
Variation: | Arrow and Empty Circle | |
Model: | 1912 | |
Estimated Production Year: | 1917 | |
Run Quantity: | 39,500 | |
Grade/Model Run: | 14 of 19 | |
Grade/Model Total Production: | 179,100 | |
Variant Est. Production: | 67,000 (12S-M1912-17J-ONP-A3PT-ARROW AND EMPTY CIRCLE) | |
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 | |
Run ID: | 313.G35.12S78.121912M33.O204.P201.17J138 | |
Database Version: | v52.246 | |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 382.37 | |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1,271.17 | |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 24.579% | |
Registry Population: | 66 (0.17%) | |
$ Estimated Value (12 Month Change): | 2.94% Analyzing 455 Sales |
Production Metrics Tree: Grade Series 7
Target Profile: 12S-M1912-17J-ONP-A3PT-ARROW AND EMPTY CIRCLE
E. Howard Watch Co. (Keystone) Grade Series 7 (All Variations): 232,500 ETP | |||
12S: 232,500 100.00% 12s, Grade Series 7 |
|||
12S-M1912: 179,100 77.03% 12s, Grade Series 7, Model 1912 |
Other: 53,400
Other Models or Unclassified |
||
12S-M1912-17J: 179,100 77.03% 12s, Grade Series 7, Model 1912, 17 Jewels |
|||
12S-M1912-17J-ONP: 179,100 77.03% 12s, Grade Series 7, Model 1912, 17 Jewels, Openface/Pendant/Nickel |
|||
12S-M1912-17J-ONP-A3PT: 179,100 77.03% | |||
12S-M1912-17J-ONP-A3PT-ARROW AND EMPTY CIRCLE: 67,000 28.82% |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 66 watches in the population registry for this run with 28 images.
|
Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
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.
DisprBJR Supporter 15 · January 14, 2024
Serial Number 1336669 was reported as accurate.
MoatsJustin1 top-contributor 4706 · December 7, 2023
Serial Number 1328625 was reported as accurate.
MoatsJustin1 top-contributor 4706 · November 16, 2023
Serial Number 1348315 was reported as accurate.
MoatsJustin1 top-contributor 4706 · November 16, 2023
Serial Number 1338978 was reported as accurate.
phantacc Supporter 66 · August 14, 2023
Serial Number 1324885 was reported as accurate.
JointVenture Supporter 102 · August 5, 2023
Serial Number 1332940 was reported as accurate.
23Greenwich Supporter 190 · June 9, 2022
Serial Number 1332435 was reported as accurate.
serenityphoto 1 · May 31, 2022
Serial Number 1328664 was reported as accurate.
Anonymous · February 15, 2022
Serial Number 1344451 was reported as inaccurate.
the ratchet wheel
LuftTigger Supporter 18 · February 10, 2022
Serial Number 1358990 was reported as accurate.
Rcardkidz 3472 · January 20, 2022
Serial Number 1359578 was reported as accurate.
falloutfan576 1 · December 10, 2021
Serial Number 1328310 was reported as accurate.
Rcardkidz 3472 · November 1, 2021
Serial Number 1324227 was reported as accurate.
Cpmeadors Supporter 36 · July 10, 2021
Serial Number 1352760 was reported as accurate.
Watchout208 1 · June 20, 2021
Serial Number 1345122 was reported as accurate.
brianwatches 53 · June 5, 2021
Serial Number 1328367 was reported as accurate.
Silvercloud 183 · February 18, 2021
Serial Number 1330224 was reported as accurate.
lee571 Supporter 78 · February 10, 2021
Serial Number 1359978 was reported as accurate.
lee571 Supporter 78 · December 12, 2020
Serial Number 1341748 was reported as accurate.
Dutchcollecter 15 · October 22, 2020
Serial Number 1354456 was reported as accurate.
Kurlander Supporter 25 · October 5, 2020
Serial Number 1342621 was reported as accurate.
Farron44 2 · August 27, 2020
Serial Number 1344782 was reported as accurate.
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