Waltham Pocket Watch: Serial Number 20989896 (Grade No. 1425)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/20989896/movement

Access Date: November 01, 2024

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 1425

Manufacturer:	Waltham
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	20989896
Grade:	No. 1425
Model:	Colonial Series
Estimated Production Year:	1917
Run Quantity:	1,000
Grade/Model Run:	19 of 34
Grade/Model Total Production:	42,200
Size:	14s
Jewels:	17j
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Setting:	Pendant
Plate:	3/4 Split Plate
Hairspring:	Breguet
Adjusted:	No
Railroad Grade:	No
Case:	Various
Run ID:	23420.G19.14S2484.M72.O14547.P8513.17J2439
Data Research:	1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest
Database Version:	v52.428
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	124.94
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	113.70
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.124%
Registry Population: Scoped for This Run Only	5 (0.50%)
Research Note: Waltham Serial Ledgers designate this run as "Col. Ser." (Colonial Series). Pillar plate measures as 14s while movement is based on the 12s Model 1894.

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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.