Waltham Pocket Watch: Serial Number 180645 (Grade P.S. Bartlett)

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/180645

Access Date: March 21, 2023

From the American Horology Archive:

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer:	Waltham
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	180645
Grade:	P.S. Bartlett
Model:	1857
Estimated Production Date:	September 1865
Run Quantity:	160
Grade/Model Total Production:	293,259
Size:	18s
Jewels:	11j
Jewel Material:	Ruby
Movement Configuration:	Adaptable
Movement Finish:	Gilt
Movement Setting:	Key
Plate:	Full Plate
Balance Type:	Solid
Balance Material:	Steel
Adjusted:	No
Railroad Grade:	No
Data Research:	c.1900 Waltham Factory Ledgers 1954 Waltham "Gray Book" List
Case:	Various
Database Version:	v50.306
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	823.62
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	767.21
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.838%
Registry Population:	3 (1.88%)

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
1	Image Credit: yellowsub	180645	#5	Collection	January 29, 2017
2		180736	#96	Marketplace	February 20, 2019
3		180744	#104	Marketplace	February 16, 2015
Standard Deviation of Known Examples: 54.99 (Expected: 46.33, Δ8.66/5.41%)

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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 · August 1, 2020

Serial Number 180769 was reported as inaccurate.

Note: The Serial # is 180769..But It Says 7 Jewels
Inside Of Watch Instead Of 11

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

Changes since this report was submitted:

Adjusted changed from Yes to No