Rockford Pocket Watch: Serial Number 329786 (Grade 70)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/329786

Access Date: December 28, 2024

From the American Horology Archive:

Rockford Watch Co.

Grade: 70

Private Label(s) in Run:

Our Own

Joslin & Park - Denver, Colorado

What is a Private Label?

Manufacturer:	Rockford
Manufacturer Location:	Rockford, Illinois
Movement Serial Number:	329786
Grade:	70
Model:	8
Estimated Production Year:	1889
Run Quantity:	300
Grade/Model Run:	2 of 4
Grade/Model Total Production:	1,600
Size:	18s
Jewels:	16j
Jewel Setting:	Gold Settings (Screw-Set)
Movement Configuration:	Hunting
Movement Finish:	Two-Tone
Movement Setting:	Lever
Plate:	Full Plate
Regulator:	Micrometric
Hairspring:	Breguet
Escapement Type:	Straight-line
Standard Dial Type:	Double-Sunk
Adjusted:	Yes
Adjusted to Position:	Yes
Adjusted to Temperature:	Yes
Adjusted to Isochronism:	Yes
Movement Markings:	R.W.Co. Rockford Ill. Adjusted
Case:	Various
Run ID:	308.70G2.18S306.188M72.H153.L171.16J3
Data Research:	1907 Rockford Serial List
Database Version:	v52.528
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	4.81
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	49.22
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.249%
Registry Population: Scoped for This Run Only	1 (0.33%)
Research Note: #329852 Verified as Marked "Our Own" (Nickel Plates, Micrometric Regulator, Not Marked "Adjusted") [IHC Forum]. #329732: Reported as Private Label Marked "Joslin & Park - Denver, Colorado" (16-Jewel, Two-Tone, Hunting).

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Production Metrics Tree: Grade 70

Target Profile: 18S-M8-16J-HTL-APTI

Rockford Grade 70 (All Variations): 1,600 ETP

18S: 1,600 100.00%
18s, Grade 70

18S-M8: 1,600 100.00%
18s, Grade 70, Model 8

18S-M8-16J: 1,600 100.00%
18s, Grade 70, Model 8, 16 Jewels

18S-M8-16J-HTL: 1,600 100.00%
18s, Grade 70, Model 8, 16 Jewels, Hunting/Lever/Two-Tone

18S-M8-16J-HTL-APTI: 1,600 100.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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.