Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 645 Pocket Watch

American Waltham Watch Co.

Grade: No. 645

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 22002124
Grade: No. 645
Model: 1908
Estimated Production Year: 1918
Run Quantity: 1,000
Grade/Model Run: 45 of 66
Grade/Model Total Production: 59,300
Size: 16s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Bridge Plate
Double Roller: Yes
Barrel: Jeweled Motor
Regulator: Micrometer
Hairspring: Breguet
Pallet Jewel Material: Sapphire
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Case: Various
Run ID: 23812.G51.16S3436.161908M996.O14799.L5442.21J486
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.329
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
178.54
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
162.47
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.177%
Registry Population: 9 (0.90%)
$ Estimated Value (12 Month Change): -3.17% Analyzing 455 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 · October 22, 2022

Serial Number 22002284 was reported as accurate.

frankrus Supporter 34 · July 16, 2021

Serial Number 22001647 was reported as accurate.

Anonymous · October 15, 2020

Serial Number 22002464 was reported as accurate.

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

XenoR7912 36 · May 16, 2018

Serial Number 22001714 was reported as accurate.

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

Anonymous · February 15, 2018

Serial Number 22002342 was reported as accurate.

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

Anonymous · February 15, 2018

Serial Number 22002342 was reported as accurate.

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

Anonymous · June 30, 2017

Serial Number 22002356 was reported as accurate.

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

Anonymous · February 24, 2017

Serial Number 22001974 was reported as accurate.

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

Anonymous · October 17, 2016

Serial Number 22002354 was reported as accurate.

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

bunchj2 103 · June 20, 2016

Serial Number 22001996 was reported as accurate.

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

Gasperoff Supporter 727 · March 29, 2015

Serial Number 22002351 was reported as accurate.

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

Anonymous · September 29, 2014

Serial Number 22001601 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 645 Pocket Watch