Pocket Watch Database

From the American Horology Archive:
Rockford Grade 360 Pocket Watch

Rockford Watch Co.

Grade: 360

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 900557 Question Mark
Grade: 360 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1913 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 5 of 5 Question Mark
Grade/Model Total Production: 4,500 Question Mark
Size: 12s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 1286.360G5.12S71.121M32.H604.P295.15J294 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
13.55 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
138.47 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.701% Question Mark
Registry Population:
Scoped for This Run Only
8 (0.80%) Question Mark

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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.


Anonymous · December 25, 2023

Serial Number 900547 was reported as accurate.

joelgetz Supporter 5 · June 7, 2022

Serial Number 900236 was reported as inaccurate.

No further details were submitted with the report.

okiejohn 397 · February 5, 2020

Serial Number 900557 was reported as inaccurate.

Note: This is a size 12s movement. Appears to be a Grade
360, as it looks exactly like other examples in
the DB, except the "15 Jewels" is located around
center rather than below the finger bridge.
Curator Response: After evaluating the photos, I agree with your assessment. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from Unknown to 360
Size changed from 18 to 12
Factory Model changed from 0 to 1

okiejohn 397 · February 5, 2020

Serial Number 900557 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 360
Size changed from 18 to 12
Factory Model changed from 0 to 1

Anonymous · June 13, 2015

Serial Number 900971 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 360
Size changed from 18 to 12
Factory Model changed from 0 to 1

Anonymous · June 12, 2015

Serial Number 900991 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 360
Size changed from 18 to 12
Factory Model changed from 0 to 1

Anonymous · June 12, 2015

Serial Number 900971 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 360
Size changed from 18 to 12
Factory Model changed from 0 to 1

Anonymous · January 31, 2013

Serial Number 900642 was reported as inaccurate.

Note: 15 jewel
Changes since this report was submitted:
Grade changed from Unknown to 360
Size changed from 18 to 12
Jewels changed from ? to 15j
Factory Model changed from 0 to 1
Movement Setting changed from Lever to Pendant
Plate changed from Full to 3/4
Rockford Grade 360 Pocket Watch