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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/433110/link
Access Date: February 11, 2025
From the American Horology Archive:
Rockford Grade 82a Pocket Watch
Rockford Watch Co.

Grade: 82a

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 433110 Question Mark
Grade: 82a Question Mark
Model: 8 Question Mark
Estimated Production Year: 1894 Question Mark
Run Quantity: 40 Question Mark
Grade/Model Run: 1 of 2 Question Mark
Grade/Model Total Production: 140 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Escapement Type: Straight-line Question Mark
Adjusted: Yes Question Mark
Case: Various Question Mark
Run ID: 477.G1.18S410.188M117.H263.L340.17J16 Question Mark
Data Research: 1907 Rockford Serial List
 Question Mark
Database Version: v52.608 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 0.42 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 4.28 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.022% Question Mark
Registry Population:
Scoped for This Run Only		2 (5.00%) Question Mark
Research Note: Rockford Serial Lists designate this run as featuring 15 Jewels. However, this is inconistent with the other Grade 82A run designated as 17 Jewels. Additionally, #433129 has been reported as a 17 Jewel movement, yielding the conclusion that the serial list is incorrect. The database has been updated to reflect this conclusion.
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Production Metrics Tree: Grade 82a

Target Profile: 18S-M8-17J-HNL-A

Rockford Grade 82a (All Variations): 140 ETP
18S: 140 100.00%
18s, Grade 82a
18S-M8: 140 100.00%
18s, Grade 82a, Model 8
18S-M8-17J: 140 100.00%
18s, Grade 82a, Model 8, 17 Jewels
18S-M8-17J-HNL: 140 100.00%
18s, Grade 82a, Model 8, 17 Jewels, Hunting/Lever/Nickel
18S-M8-17J-HNL-A: 140 100.00%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 2 watches in the population registry for this run.
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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 · November 20, 2021

Serial Number 433110 was reported as accurate.

brinny 14 · December 24, 2015

Serial Number 433129 was reported as inaccurate.

Note: this movement is a 17 jewel
Changes since this report was submitted:
Jewels changed from 15j to 17j
Rockford Grade 82a Pocket Watch