Pocket Watch Database

American Waltham Watch Co. Serial Number 9135054 has been reported as lost or stolen. Please contact us if this watch is found.

From the American Horology Archive:
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch

American Waltham Watch Co.

Grade: No. 620

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 9135054
Grade: No. 620
Model: 1899
Estimated Production Year: 1899
Run Quantity: 100
Grade/Model Run: 15 of 174
Grade/Model Total Production: 339,100
Size: 16s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Regulator: Church 1892
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Case: Various
Run ID: 16259.G15.16S1017.161899M37.H4783.P2636.15J3830
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.335
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
558.35
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
508.09
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.555%
Registry Population: 1 (1.00%)
$ Estimated Value (12 Month Change): 9.68% Analyzing 1,567 Sales

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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.


Schmidty Supporter 7 · February 10, 2020

Serial Number 9135054 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch