Pocket Watch Database

From the American Horology Archive:
Rockford Grade 910 Pocket Watch

Rockford Watch Co.

Grade: 910

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 537007
Grade: 910
Model: 9
Estimated Production Year: 1899
Run Quantity: 700
Grade/Model Run: 5 of 7
Grade/Model Total Production: 5,200
Size: 18s
Jewels: 21j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Signing Style: Block Letter
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Train: Quick
Regulator: Reed
Hairspring: Breguet
Escapement Type: Straight-line
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Movement Markings: Rockford Watch Co.
21 Jewels
Adjusted
RG
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 699.910G8.18S632.189M47.O233.L561.21J17
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
15.57
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
160.02
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.810%
Registry Population: 16 (2.29%)

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.


CJEmpire3 100 · August 9, 2021

Serial Number 537241 was reported as accurate.

Anonymous · May 14, 2021

Serial Number 536995 was reported as accurate.

okiejohn 379 · November 19, 2020

Serial Number 536774 was reported as accurate.

Strawbs 11 · July 22, 2020

Serial Number 537062 was reported as accurate.

pedro765 41 · July 9, 2019

Serial Number 537062 was reported as inaccurate.

Note: Marked Belmont
Curator Response: Thanks for the report. This information has been noted for the run.

Anonymous · June 15, 2018

Serial Number 536981 was reported as accurate.

Anonymous · April 29, 2018

Serial Number 537185 was reported as accurate.

Anonymous · March 2, 2013

Serial Number 537183 was reported as accurate.

Rockford Grade 910 Pocket Watch