Waltham Pocket Watch: Serial Number 20518433 (Grade No. 820)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/20518433/movement

Access Date: November 22, 2024

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 820

Manufacturer:	Waltham
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	20518433
Grade:	No. 820
Model:	1883
Estimated Production Year:	1916
Run Quantity:	1,000
Grade/Model Run:	210 of 224
Grade/Model Total Production:	413,500
Size:	18s
Jewels:	15j
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Pendant
Plate:	Full Plate
Hairspring:	Breguet
Adjusted:	No
Railroad Grade:	No
Case:	Various
Run ID:	23211.G210.18S12108.181883M3410.O14413.P8306.15J5401
Data Research:	1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest
Database Version:	v52.450
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	874.33
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	795.64
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.869%
Registry Population: Scoped for This Run Only	10 (1.00%)
$ Estimated Value (12 Month Change):	-8.08% Analyzing 1,257 Sales

Value Guide

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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.