Pocket Watch Database

Movement Specs Production Population Registry 5 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/263899/movement
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

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 263899
Grade: 83
Model: 8
Estimated Production Year: 1888
Run Quantity: 1,000
Grade/Model Run: 2 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 4
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: 225.83G2.18S223.188M8.H88.L88.15J73
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: 5 (0.50%)
$ Estimated Value (12 Month Change): -16.77% Analyzing 104 Sales
Research Note: #263240: Verified as Marked "Adjusted" [JH]. #263899, #263039: Verified 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 5 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.

Anonymous · August 7, 2019

Serial Number 263396 was reported as accurate.

Anonymous · May 28, 2019

Serial Number 263039 was reported as accurate.

Anonymous · May 3, 2019

Serial Number 263039 was reported as accurate.

Anonymous · April 13, 2019

Serial Number 263039 was reported as accurate.

Anonymous · April 26, 2018

Serial Number 263107 was reported as accurate.

Anonymous · January 17, 2018

Serial Number 263297 was reported as accurate.

Anonymous · October 4, 2017

Serial Number 263344 was reported as accurate.

Anonymous · September 9, 2013

Serial Number 263453 was reported as accurate.

Rockford Grade 83 Pocket Watch
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