Pocket Watch Database

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

American Waltham Watch Co.

Grade: No. 645

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 18010319 Question Mark
Grade: No. 645 Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1910 Question Mark
Run Quantity: 1,500 Question Mark
Grade/Model Run: 12 of 66 Question Mark
Grade/Model Total Production: 59,300 Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Bridge Plate Question Mark
Double Roller: Yes Question Mark
Barrel: Jeweled Motor Question Mark
Regulator: Church 1892 Question Mark
Hairspring: Breguet Question Mark
Pallet Jewel Material: Sapphire Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Case: Various Question Mark
Run ID: 21619.G18.16S2706.161908M281.O13431.L5257.21J386 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.478 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
178.54 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
162.47 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.177% Question Mark
Registry Population:
Scoped for This Run Only
14 (0.93%) Question Mark
$ Estimated Value (12 Month Change): 9.78% Analyzing 469 Sales Question Mark

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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.


Blicquer Supporter 90 · May 17, 2024

Serial Number 18010319 was reported as accurate.

Scuba75 Supporter 34 · January 14, 2020

Serial Number 18010930 was reported as accurate.

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

jrussell2002 105 · February 21, 2019

Serial Number 18011512 was reported as accurate.

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

nane1126 1 · September 9, 2018

Serial Number 18011565 was reported as accurate.

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

Anonymous · September 9, 2018

Serial Number 18011565 was reported as accurate.

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

PyroBunny11 37 · June 9, 2018

Serial Number 18011430 was reported as accurate.

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

Anonymous · March 3, 2018

Serial Number 18010838 was reported as accurate.

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

Anonymous · January 19, 2018

Serial Number 18010348 was reported as accurate.

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

Anonymous · January 18, 2018

Serial Number 18010348 was reported as accurate.

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

Anonymous · January 16, 2018

Serial Number 18010724 was reported as accurate.

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

Anonymous · November 13, 2017

Serial Number 18011430 was reported as accurate.

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

Anonymous · August 9, 2017

Serial Number 18010747 was reported as accurate.

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

Anonymous · June 19, 2017

Serial Number 18010459 was reported as accurate.

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

legerclint 7 · May 6, 2016

Serial Number 18010716 was reported as accurate.

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

ceocbeck 112 · June 8, 2015

Serial Number 18010492 was reported as accurate.

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

ceocbeck 112 · February 12, 2015

Serial Number 18010492 was reported as accurate.

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

ceocbeck 112 · February 12, 2015

Serial Number 18010492 was reported as accurate.

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

Anonymous · January 6, 2015

Serial Number 18010596 was reported as accurate.

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

Anonymous · March 25, 2014

Serial Number 18010495 was reported as accurate.

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

Anonymous · June 7, 2013

Serial Number 18010930 was reported as accurate.

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

Anonymous · June 1, 2013

Serial Number 18010111 was reported as accurate.

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

Anonymous · June 1, 2013

Serial Number 18010111 was reported as accurate.

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

Anonymous · April 6, 2013

Serial Number 18010431 was reported as accurate.

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

Anonymous · March 25, 2013

Serial Number 18010930 was reported as accurate.

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