Waltham Pocket Watch: Serial Number 821670 (Grade Riverside)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/821670

Access Date: June 09, 2025

From the American Horology Archive:

American Waltham Watch Co.

Grade: Riverside

Manufacturer:	Waltham
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	821670
Grade:	Riverside
Model:	1873
Estimated Production Date:	April 1875 - May 1, 1875
Run Quantity:	400
Grade/Model Run:	27 of 196
Grade/Model Total Production:	38,391
Size:	8s
Jewels:	11j
Movement Configuration:	Hunting
Movement Finish:	Gilt
Movement Signing Style:	Mixed
Movement Inlay Color:	None
Movement Setting:	Lever
Plate:	3/4 Plate
Regulator:	Plain
Adjusted:	No
Railroad Grade:	No
Movement Markings:	Amer'n Watch Co. Riverside Waltham, Mass. Patent Pinion. Woerd's Patents
Case:	Various
Run ID:	5810.G42.8S34.81873M34.H148.L141.11J3455
Data Research:	c.1900 Waltham Factory Ledger Book 1 [NAWCC] c.1900 Waltham Factory Ledgers [Ehrhardt Transcription] 1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest
Database Version:	v52.712
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Registry Population: Scoped for This Run Only	10 (2.50%)

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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.