Non-Magnetic Watch Co. Pocket Watch: Serial Number 58243 (Grade 74)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/non-magnetic-watch-co/58243

Access Date: April 30, 2025

Due to the lack of existing factory records, our Non-Magnetic Watch Co. database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

From the American Horology Archive:

Non-Magnetic Watch Co.

Grade: 74

Manufacturer:	Non-Magnetic Watch Co.
Manufacturer Location:	Geneva, Switzerland and USA
Movement Serial Number:	58243
Grade:	74
Model:	1
Estimated Production Year:	Members Only Data
Run Quantity:	Members Only Data
Grade/Model Run:	Members Only Data
Grade/Model Total Production:	Members Only Data
Variant Est. Production:	Members Only Data
Size:	16s
Jewels:	15j
Jewel Material:	Members Only Data
Jewel Setting:	Members Only Data
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Inlay Color:	Members Only Data
Movement Setting:	Lever
Wind Mechanism:	Pendant
Plate:	3/4 Plate
Balance Type:	Expansion
Regulator:	Members Only Data
Hairspring:	Members Only Data
Standard Dial Type:	Members Only Data
Adjusted:	Members Only Data
Adjusted to Position:	Members Only Data
Adjusted to Temperature:	Members Only Data
Adjusted to Isochronism:	Members Only Data
U.S. Patents:	Members Only Data
Movement Markings:	Members Only Data
Case:	Various
Run ID:	19.74G4.16S15.161M14.H11.L14.15J4
Database Version:	v52.642
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population: Scoped for This Run Only	2 (0.67%)

17 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Variant Est. Production, Jewel Material, Jewel Setting, Movement Inlay Color, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Adjusted to Position, Temperature Adjustments, Isochronism Adjustments, U.S. Patents, Movement Markings

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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.