Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 1623 Pocket Watch

American Waltham Watch Co.

Grade: No. 1623

Mixed Run: Riverside 21-Jewel and Vanguard 23-Jewel Examples Reported

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 29635506
Grade: No. 1623
Model: 1908
Estimated Production Year: 1938
Run Quantity: 5,000
Grade/Model Run: 4 of 8
Grade/Model Total Production: 50,064
Size: 16s
Jewels: 23j    Mixed Run
Movement Configuration: Openface
Movement Setting: Lever
Plate: Bridge Plate
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 25678.G4.16S3898.161908M1436.O15944.L5581.23J347
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
149.89
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
137.16
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.150%
Registry Population: 24 (0.48%)
$ Estimated Value (12 Month Change): 10.33% Analyzing 314 Sales
Research Note: Waltham Serial Lists designate this run as Vanguard No. 1623 with 23 Jewels. However, #29636168 has been verified as marked "21 Jewels" ("Waltham, U.S.A.; Riverside; 21 Jewels.; Adj. Temp.; Jeweled Main Wheel" [eBay #132728962416]

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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 · March 13, 2023

Serial Number 29635256 was reported as accurate.

Anonymous · February 1, 2022

Serial Number 29635321 was reported as accurate.

Anonymous · April 4, 2021

Serial Number 29634348 was reported as accurate.

Watcher2020 1 · December 23, 2020

Serial Number 29634378 was reported as accurate.

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

Anonymous · February 13, 2020

Serial Number 29634240 was reported as accurate.

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

Anonymous · January 14, 2020

Serial Number 29634720 was reported as accurate.

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

Anonymous · December 27, 2019

Serial Number 29634962 was reported as accurate.

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

Anonymous · December 7, 2019

Serial Number 29634223 was reported as inaccurate.

Note: Movement and face are both labeled Vanguard
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · July 8, 2019

Serial Number 29634492 was reported as accurate.

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

Anonymous · January 27, 2019

Serial Number 29635393 was reported as accurate.

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

Anonymous · January 14, 2019

Serial Number 29634323 was reported as accurate.

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

Anonymous · November 23, 2018

Serial Number 29634621 was reported as accurate.

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

Davidschutz 18 · August 3, 2018

Serial Number 29635150 was reported as accurate.

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

Anonymous · August 2, 2018

Serial Number 29636168 was reported as inaccurate.

Note: 23 jewels in your description. Mine is a 21 jewel.
With a jeweled mainspring barrel
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · May 5, 2018

Serial Number 29634939 was reported as accurate.

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

3304024591 1 · February 21, 2018

Serial Number 29634285 was reported as accurate.

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

Joerealtor 74 · February 19, 2018

Serial Number 29635393 was reported as accurate.

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

Anonymous · July 7, 2017

Serial Number 29635393 was reported as accurate.

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

MichaelB 150 · May 30, 2017

Serial Number 29635506 was reported as accurate.

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

Anonymous · March 29, 2017

Serial Number 29636150 was reported as inaccurate.

Note: Plate marked '21j', and was a part of a mixed run
of 21 and 23 j watches at the Waltham factory.
This one is a 21j, NOT 23.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 28, 2016

Serial Number 29635244 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · April 28, 2016

Serial Number 29635244 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · February 19, 2016

Serial Number 29634380 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

334334 44 · January 20, 2016

Serial Number 29635159 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · January 15, 2016

Serial Number 29634064 was reported as inaccurate.

Note: I have this watch in my possession and it is a 23
jewel Vanguard, you had this listed correctly
earlier, unless two watches have the same serial
number this is wrong
Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · January 2, 2016

Serial Number 29636271 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · December 19, 2015

Serial Number 29634893 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · November 24, 2015

Serial Number 29635298 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · November 15, 2015

Serial Number 29634064 was reported as inaccurate.

Note: This watch is a Vanguard 23 Jewel
Changes since this report was submitted:
Jewels changed from 21j to 23j
Plate changed from 3/4 to Bridge

Anonymous · September 28, 2015

Serial Number 29636150 was reported as inaccurate.

Note: Movement marked 21j Riverside - thanks for your
great site :>)
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · September 11, 2015

Serial Number 29634233 was reported as accurate.

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

Anonymous · January 8, 2015

Serial Number 29634163 was reported as accurate.

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

nortes2 1 · September 20, 2014

Serial Number 29635451 was reported as accurate.

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

Anonymous · May 3, 2014

Serial Number 29635904 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · March 25, 2014

Serial Number 29636222 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Wrstratton 134 · January 12, 2014

Serial Number 29636181 was reported as inaccurate.

Note: It says 21jewel Riverside on my movement.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Wrstratton 134 · November 29, 2013

Serial Number 29636181 was reported as accurate.

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

jeremyroy 199 · July 6, 2013

Serial Number 29634691 was reported as accurate.

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

Anonymous · May 15, 2013

Serial Number 29636349 was reported as inaccurate.

Note: 23j→21j riverside
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · May 9, 2013

Serial Number 29636392 was reported as inaccurate.

Note: 21 jewels, riverside on movement
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · May 1, 2013

Serial Number 29635904 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 30, 2013

Serial Number 29636349 was reported as inaccurate.

Note: not 23j my watch 1s 21j
Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 1623 Pocket Watch