Pocket Watch Database

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: 18817030
Grade: No. 620
Model: 1908
Estimated Production Year: 1912
Run Quantity: 2,000
Grade/Model Run: 73 of 197
Grade/Model Total Production: 354,099
Variant Est. Production: 149,500 (16S-M1908-15J-HNP)
Size: 16s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Church 1892
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 22146.G247.16S2903.161908M473.H7469.P7367.15J5137
Database Version: v52.270
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
453.12
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
412.34
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.450%
Registry Population: 5 (0.25%)
$ Estimated Value (12 Month Change): 4.40% Analyzing 1,490 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.


PHIL1199 Supporter 972 · August 21, 2020

Serial Number 18817407 was reported as accurate.

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

PHIL1199 Supporter 972 · August 21, 2020

Serial Number 18817407 was reported as accurate.

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

Anonymous · August 13, 2020

Serial Number 18817075 was reported as accurate.

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

PHIL1199 Supporter 972 · August 11, 2020

Serial Number 18817407 was reported as accurate.

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

Anonymous · March 10, 2020

Serial Number 18817488 was reported as accurate.

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

Anonymous · March 7, 2020

Serial Number 18816058 was reported as accurate.

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

Anonymous · March 7, 2020

Serial Number 18817488 was reported as accurate.

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

Anonymous · September 21, 2017

Serial Number 18816991 was reported as accurate.

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

Anonymous · September 22, 2015

Serial Number 18817477 was reported as accurate.

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

cmdraven 3999 · July 25, 2015

Serial Number 18816558 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