Pocket Watch Database

Due to the lack of existing factory records, our New York Standard 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:
New York Standard Watch Co. Grade Perfection 391 Pocket Watch

New York Standard

Grade: Perfection 391

Some Marked "Pan-America - Philadelphia - U.S.A."

Manufacturer: New York Standard Watch Co. Question Mark
Manufacturer Location: Jersey City, New Jersey Question Mark
Movement Serial Number: AD051211 Question Mark
Grade: Perfection 391 Question Mark
Model: AD Question Mark
Estimated Production Year: 1912 Question Mark
Run Quantity: 170,000 Question Mark
Grade/Model Run: 5 of 5 Question Mark
Grade/Model Total Production: 440,000 Question Mark
Size: 16s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Uncut Expansion Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: Perfection U.S.A.
Case: Various Question Mark
Run ID: 233.G5.16S43.M5.O87.P72.7J160 Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1,324.74 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
325.93 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.445% Question Mark
Research Note: Some Marked "Pan-America - Philadelphia - U.S.A."

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.


Anonymous · December 11, 2023

Serial Number AD108311 was reported as accurate.

MoatsJustin1 top-contributor 5272 · October 30, 2023

Serial Number AD164338 was reported as inaccurate.

Note: N.Y. Standard "Perfection" 16s
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · May 18, 2023

Serial Number AD013600 was reported as accurate.

Timewillreveal 6 · January 21, 2023

Serial Number AD023072 was reported as accurate.

MoatsJustin1 top-contributor 5272 · August 19, 2022

Serial Number AD004099 was reported as accurate.

MoatsJustin1 top-contributor 5272 · August 19, 2022

Serial Number AD140360 was reported as accurate.

MoatsJustin1 top-contributor 5272 · August 19, 2022

Serial Number AD043298 was reported as accurate.

MoatsJustin1 top-contributor 5272 · August 17, 2022

Serial Number AD050004 was reported as accurate.

Anonymous · December 30, 2021

Serial Number AD036649 was reported as accurate.

Anonymous · May 30, 2021

Serial Number AD142836 was reported as accurate.

New York Standard Watch Co. Grade Perfection 391 Pocket Watch