Pocket Watch Database

Movement Specs Production Population Registry 6 Value Parts Ad Archive 1 For Sale Save to My Collection Print Page
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/289657/link
Access Date: April 18, 2024
From the American Horology Archive:
Rockford Grade 83 Pocket Watch
Rockford Watch Co.

Grade: 83

Mixed Run: Adjusted and Unadjusted Movements

Private Label(s) in Run:

D.C. Jaccard - St. Louis, Mo.
Fred W. Koehler - Sharon, PA.

What is a Private Label?
Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 289657
Grade: 83
Model: 8
Estimated Production Year: 1887
Run Quantity: 1,500
Grade/Model Run: 12 of 32
Grade/Model Total Production: 21,100
Variant Est. Production: 20,400 (18S-M8-15J-HNL)
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Regulator: Type 5
Hairspring: Breguet
Escapement Type: Straight-line
Adjusted: Mixed
Movement Markings: R.W.Co.
Rockford Ill.
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 263.83G12.18S261.188M37.H117.L126.15J97
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 63.52
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 649.40
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 3.286%
Registry Population: 6 (0.40%)
$ Estimated Value (12 Month Change): -16.77% Analyzing 104 Sales
Research Note: #290852: Verified as Private Label Marked "D.C. Jaccard - St. Louis, Mo." and "Adjusted" [JH]. #290499: Verified as Not Marked "Adjusted" [JH]. #289699: Reported as not marked "Adjusted."
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Production Metrics Tree: Grade 83

Target Profile: 18S-M8-15J-HNL-U/A

Rockford Grade 83 (All Variations): 21,100 ETP
18S: 21,100 100.00%
18s, Grade 83
18S-M8: 21,100 100.00%
18s, Grade 83, Model 8
18S-M8-15J: 20,600 97.63%
18s, Grade 83, Model 8, 15 Jewels		 Other: 500
Other Jewels or Unclassified
18S-M8-15J-HNL: 20,400 96.68%
18s, Grade 83, Model 8, 15 Jewels, Hunting/Lever/Nickel 		Other: 200
Other Configs or Unclassified
18S-M8-15J-HNL-U/A: 20,400 96.68%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 6 watches in the population registry for this run with 1 image.
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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.

Snapper Supporter 130 · March 11, 2024

Serial Number 289576 was reported as accurate.

Anonymous · July 19, 2023

Serial Number 290625 was reported as accurate.

Anonymous · January 7, 2023

Serial Number 290833 was reported as accurate.

Anonymous · April 21, 2020

Serial Number 289699 was reported as inaccurate.

Note: Not marked adjusted.
Face dial marked: Fred W. Koehler. Sharon, PA.
Lever time adjuster.
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

mlfowler24 1 · December 12, 2018

Serial Number 290043 was reported as accurate.

BillJump1950 1 · July 21, 2017

Serial Number 290561 was reported as accurate.

Anonymous · December 20, 2016

Serial Number 290402 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · April 23, 2015

Serial Number 289657 was reported as accurate.

Anonymous · March 30, 2015

Serial Number 289657 was reported as accurate.

Anonymous · March 28, 2015

Serial Number 289657 was reported as accurate.

Anonymous · October 27, 2014

Serial Number 290261 was reported as accurate.

Anonymous · October 27, 2014

Serial Number 290261 was reported as accurate.

Anonymous · December 2, 2013

Serial Number 290121 was reported as accurate.

Rockford Grade 83 Pocket Watch
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