Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 820 Pocket Watch

American Waltham Watch Co.

Grade: No. 820

(Alternatively Grade No. 825) Mixed Run: 15-Jewel and 17-Jewel Movements

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 12102392
Grade: No. 820
Model: 1883
Estimated Production Year: 1903
Run Quantity: 3,000
Grade/Model Run: 109 of 224
Grade/Model Total Production: 413,500
Size: 18s
Jewels: 17j    Mixed Run
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Full Plate
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 18046.G109.18S10908.181883M2513.O11496.P4025.17J935
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
869.48
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
795.64
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.869%
Registry Population: 11 (0.37%)
Research Note: Waltham Serial Lists designate this run as "Nos. 820-825" with "15-17" Jewels.

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.


vpprel Supporter 8 · January 11, 2024

Serial Number 12101795 was reported as inaccurate.

Note: 15j stamped on top plate, so not 17j

Anonymous · June 7, 2022

Serial Number 12103829 was reported as accurate.

Otisgold38 4 · November 7, 2021

Serial Number 12101584 was reported as accurate.

Anonymous · February 8, 2021

Serial Number 12102854 was reported as accurate.

MikeTodd 17 · June 18, 2018

Serial Number 12103414 was reported as accurate.

Anonymous · April 23, 2018

Serial Number 12102213 was reported as inaccurate.

Note: The info says 17 jewel. The watch is 15 jewel.
Are there Two listings, American Waltham 1st, and
later Waltham?

Anonymous · October 22, 2017

Serial Number 12102741 was reported as accurate.

Anonymous · September 11, 2017

Serial Number 12102741 was reported as accurate.

Anonymous · February 4, 2017

Serial Number 12102213 was reported as inaccurate.

Note: It is marked15 jewel, inside of back case, 20
year guarantee, so plated. Also, another site,
definite 1903 watch. Thank you.

Anonymous · December 24, 2016

Serial Number 12102672 was reported as accurate.

Anonymous · December 23, 2016

Serial Number 12102741 was reported as accurate.

Anonymous · October 27, 2016

Serial Number 12102073 was reported as accurate.

Anonymous · August 15, 2016

Serial Number 12102741 was reported as accurate.

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

Anonymous · May 28, 2016

Serial Number 12102741 was reported as accurate.

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

Jdavis1000 12 · May 16, 2016

Serial Number 12102741 was reported as inaccurate.

Note: I'm the current owner of this timepiece and the
jewel count is actually 17 not fifteen as reported
on your site.
Changes since this report was submitted:
Jewels changed from 15j to 17j
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · April 2, 2016

Serial Number 12101638 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j
Movement Finish changed from Gilt or Nickel to Nickel

TheAdmiral 94 · February 5, 2016

Serial Number 12102044 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · October 29, 2014

Serial Number 12101632 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 17j

Anonymous · September 11, 2014

Serial Number 12102212 was reported as inaccurate.

Note: 15 jewel

RWCarrollJr 1 · June 3, 2014

Serial Number 12102392 was reported as accurate.

Anonymous · June 3, 2014

Serial Number 12102392 was reported as accurate.

Anonymous · May 31, 2014

Serial Number 12102783 was reported as accurate.

Waltham Grade No. 820 Pocket Watch