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 Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 16709546 Question Mark
Grade: No. 620 Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1908 Question Mark
Run Quantity: 4,000 Question Mark
Grade/Model Run: 17 of 197 Question Mark
Grade/Model Total Production: 354,099 Question Mark
Variant Est. Production: 149,500 (16S-M1908-15J-HNP) Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Regulator: Church 1892 Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Case: Various Question Mark
Run ID: 20868.G191.16S2437.161908M62.H6911.P6237.15J4855 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
453.12 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
412.34 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.450% Question Mark
Registry Population:
Scoped for This Run Only
16 (0.40%) Question Mark
$ Estimated Value (12 Month Change): 1.14% Analyzing 1,498 Sales Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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 11, 2024

Serial Number 16708725 was reported as accurate.

Rcardkidz 4083 · August 21, 2021

Serial Number 16710996 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · March 17, 2021

Serial Number 16708348 was reported as accurate.

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

Anonymous · August 25, 2020

Serial Number 16708732 was reported as accurate.

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

Anonymous · July 2, 2020

Serial Number 16709419 was reported as accurate.

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

sainsworth536 1 · December 24, 2019

Serial Number 16710618 was reported as accurate.

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

Anonymous · December 24, 2019

Serial Number 16710618 was reported as accurate.

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

Anonymous · December 11, 2019

Serial Number 16708588 was reported as accurate.

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

Anonymous · September 10, 2019

Serial Number 16709232 was reported as accurate.

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

Anonymous · August 30, 2019

Serial Number 16709479 was reported as accurate.

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

Anonymous · April 11, 2019

Serial Number 16709028 was reported as accurate.

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

Anonymous · March 8, 2019

Serial Number 16707667 was reported as accurate.

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

Anonymous · October 21, 2018

Serial Number 16710589 was reported as accurate.

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

Anonymous · September 19, 2017

Serial Number 16708909 was reported as accurate.

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

Anonymous · August 27, 2017

Serial Number 16710618 was reported as accurate.

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

rlbltd 10 · June 2, 2017

Serial Number 16709171 was reported as accurate.

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

Anonymous · February 25, 2017

Serial Number 16710396 was reported as accurate.

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

Anonymous · December 8, 2016

Serial Number 16710312 was reported as accurate.

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

Anonymous · July 21, 2016

Serial Number 16709346 was reported as accurate.

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

Andyhowe 52 · December 8, 2015

Serial Number 16711160 was reported as accurate.

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

Anonymous · March 19, 2015

Serial Number 16710606 was reported as accurate.

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

Anonymous · April 8, 2014

Serial Number 16711293 was reported as accurate.

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

Anonymous · February 10, 2014

Serial Number 16710091 was reported as accurate.

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

frederic719 123 · September 19, 2013

Serial Number 16709286 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