Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 630 Pocket Watch

American Waltham Watch Co.

Grade: No. 630

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 18140579
Grade: No. 630
Model: 1908
Estimated Production Year: 1911
Run Quantity: 1,000
Grade/Model Run: 15 of 15
Grade/Model Total Production: 11,900
Size: 16s
Jewels: 17j
Movement Configuration: Openface
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Church 1892
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: No
Adjusted to Temperature: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 21794.G126.16S2779.161908M354.O13557.P7028.17J2073
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
20.47
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
18.63
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.020%
Registry Population: 4 (0.40%)
$ Estimated Value (12 Month Change): -2.17% Analyzing 198 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.


Anonymous · December 12, 2020

Serial Number 18140768 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · May 23, 2019

Serial Number 18140642 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 3, 2019

Serial Number 18141323 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

spgurney Supporter 2 · January 11, 2017

Serial Number 18140573 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 630 Pocket Watch