Waltham Pocket Watch: Serial Number 18091101 (Grade P.S. Bartlett)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/18091101

Access Date: April 18, 2024

From the American Horology Archive:

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer:	Waltham
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	18091101
Grade:	P.S. Bartlett
Model:	1883
Estimated Production Year:	1910
Run Quantity:	400
Grade/Model Run:	504 of 532
Grade/Model Total Production:	537,200
Size:	18s
Jewels:	17j
Jewel Material:	Ruby
Movement Configuration:	Openface
Movement Setting:	Lever
Plate:	Full Plate
Regulator:	Patent
Hairspring:	Breguet
Adjusted:	Yes
Data Research:	1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest
Case:	Various
Run ID:	21725.G4383.18S11977.181883M3310.O13507.L5282.17J2040
Database Version:	v52.235
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	1,016.26
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	924.79
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	1.010%
Registry Population:	4 (1.00%)
$ Estimated Value (12 Month Change):	-11.20% Analyzing 868 Sales

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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.

Anonymous · February 9, 2022

Serial Number 18091262 was reported as inaccurate.

Note: My Waltham sn: 18091262 is "lever set" not
"pendant set".

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