Rockford Pocket Watch: Serial Number 426526 (Grade 83)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/426526

Access Date: December 03, 2024

From the American Horology Archive:

Rockford Watch Co.

Grade: 83

Mixed Run: Adjusted and Unadjusted Movements

Private Label(s) in Run:

E.S. Saunders - Wyoming, IA.

W.B. & E.T. Webb - Jackson, Mich.

Special

What is a Private Label?

Manufacturer:	Rockford
Manufacturer Location:	Rockford, Illinois
Movement Serial Number:	426526
Grade:	83
Model:	8
Estimated Production Year:	1893
Run Quantity:	1,000
Grade/Model Run:	26 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 6
Hairspring:	Breguet
Escapement Type:	Straight-line
Adjusted:	Mixed
Movement Markings:	R.W.Co. Rockford Ill.
Case:	Various
Run ID:	468.83G26.18S401.188M111.H257.L331.15J184
Data Research:	1907 Rockford Serial List
Database Version:	v52.479
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: Scoped for This Run Only	17 (1.70%)
$ Estimated Value (12 Month Change):	18.06% Analyzing 108 Sales
Research Note: #426068: Verified as Marked "R.W.Co. - Rockford, Ill. - Special" [JH]. #426514: Verified as Marked "Railway Special" and "Adjusted" [JH]. #426526: Verified as 15 Jewel Movement (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 17 watches in the population registry for this run with 1 image. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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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.

ChrisG Top Contributor Supporter 601 · October 16, 2024

Serial Number 426595 was reported as accurate.

Anonymous · September 11, 2024

Serial Number 426834 was reported as accurate.

Anonymous · December 18, 2023

Serial Number 426068 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · April 4, 2020

Serial Number 426227 was reported as accurate.

Anonymous · November 30, 2019

Serial Number 426068 was reported as inaccurate.

Note: 16 jewel R W C.
Marked Special

Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · July 4, 2019

Serial Number 426748 was reported as inaccurate.

Note: This is a Private Label movement. E.S. Saunders,
Wyoming, IA. Also, regulator is different.

Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.