Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 1621 Pocket Watch

American Waltham Watch Co.

Grade: No. 1621

Mixed Run: Premier (21-Jewel) and Vanguard (23-Jewel, Adjusted 6 Positions, RRG) Examples Reported

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 30704297
Grade: No. 1621
Variation: Riverside
Model: 1908
Estimated Production Date: July 1941 - August 1941
Run Quantity: 10,000
Grade/Model Run: 16 of 22
Grade/Model Total Production: 77,738
Size: 16s
Jewels: 21j    Mixed Run
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Bridge Plate
Regulator: Plain
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: No
Adjusted to Temperature: Yes
Railroad Grade: No
U.S. Patents: 940117
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 25769.G16.16S3908.161908M1446.O16026.L5588.21J625
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
232.75
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
212.98
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.233%
Registry Population: 73 (0.73%)
$ Estimated Value (12 Month Change): 4.11% Analyzing 440 Sales
Research Note: Waltham Serial Lists designate this run as Grade No. 1621 with 21 Jewels. However, various reports indicate a mixed run with 23-Jewel Vanguard movements.

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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 · January 27, 2024

Serial Number 30704381 was reported as accurate.

Anonymous · January 20, 2024

Serial Number 30704381 was reported as accurate.

pmtime Supporter 400 · June 13, 2023

Serial Number 30706962 was reported as inaccurate.

Note: Information listed is correct, confirming this
number is the 21J Premier version.
Curator Response: Thanks for the confirmation!

Anonymous · May 15, 2023

Serial Number 30707437 was reported as accurate.

TonyDow Supporter 18 · October 27, 2022

Serial Number 30700527 was reported as inaccurate.

Note: This ser. # 30700527movement says "Premier", not
"Riverside"
Curator Response: Thanks for the confirmation!

corvusmellori 3 · August 10, 2022

Serial Number 30705684 was reported as inaccurate.

Note: Movement bridge stamped 22 JEWELS
Ohlson 1908 Regulator
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · July 3, 2022

Serial Number 30704274 was reported as accurate.

Anonymous · November 1, 2021

Serial Number 30708773 was reported as inaccurate.

Note: this serial number has 17 jewels not correct
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · September 23, 2021

Serial Number 30701697 was reported as accurate.

DTSPatrick 34 · September 15, 2021

Serial Number 30705365 was reported as inaccurate.

Note: 22 jewel (marked) with center seconds big wheel
gear.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · August 30, 2021

Serial Number 30707665 was reported as accurate.

taborclock Supporter 146 · June 9, 2021

Serial Number 30705803 was reported as accurate.

Anonymous · May 12, 2021

Serial Number 30700303 was reported as accurate.

locomotive Supporter 81 · February 20, 2021

Serial Number 30703248 was reported as accurate.

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

locomotive Supporter 81 · February 20, 2021

Serial Number 30703248 was reported as accurate.

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

Anonymous · December 8, 2020

Serial Number 30706153 was reported as accurate.

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

Rcardkidz 3398 · September 22, 2020

Serial Number 30707189 was reported as accurate.

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

Anonymous · September 13, 2020

Serial Number 30702641 was reported as accurate.

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

Anonymous · August 25, 2020

Serial Number 30704775 was reported as accurate.

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

robheinink 1 · July 20, 2020

Serial Number 30708782 was reported as inaccurate.

Note: The size is incorrect mine looks like a size 10
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Fanciepants 3 · June 26, 2020

Serial Number 30708142 was reported as accurate.

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

Anonymous · June 13, 2020

Serial Number 30700566 was reported as accurate.

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

Anonymous · May 26, 2020

Serial Number 30704949 was reported as accurate.

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

Anonymous · April 20, 2020

Serial Number 30704662 was reported as accurate.

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

Anonymous · March 30, 2020

Serial Number 30705844 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · February 14, 2020

Serial Number 30705081 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · February 11, 2020

Serial Number 30701807 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

CLOCKWORKBRIAN72 50 · February 6, 2020

Serial Number 30708501 was reported as inaccurate.

Note: 17 jewels "waltham premier colonial"
Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · December 13, 2019

Serial Number 30707566 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · November 6, 2019

Serial Number 30706274 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

bubba70 543 · July 8, 2019

Serial Number 30707297 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

calekirtley 1 · June 20, 2019

Serial Number 30700294 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Dogear 1 · January 27, 2019

Serial Number 30701266 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · January 19, 2019

Serial Number 30705281 was reported as inaccurate.

Note: My watch is a 23 jewel vanguard premier
Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

cmdraven 3970 · December 3, 2018

Serial Number 30703003 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Radron 109 · October 11, 2018

Serial Number 30702525 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · June 5, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · April 18, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · April 14, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

jcammaro 68 · March 26, 2018

Serial Number 30703304 was reported as inaccurate.

Note: This watch is for sale right now on eBay and it is
a Waltham premier supposed to be made in 1940. It
is a 21j 16s but says premier on movement. Nothing
about vanguard.
Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · March 13, 2018

Serial Number 30705671 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · March 7, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · March 6, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · March 6, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

locomotive Supporter 81 · March 6, 2018

Serial Number 30703248 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · November 28, 2017

Serial Number 30704493 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · November 22, 2017

Serial Number 30705016 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

amcfarlane Supporter 32 · November 6, 2017

Serial Number 30701761 was reported as inaccurate.

Note: This watch is a Premier rather than a Vanguard.
Saw movement on EBAY and confirmed S/N.
Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · October 8, 2017

Serial Number 30705200 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · October 1, 2017

Serial Number 30704110 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge
Waltham Grade No. 1621 Pocket Watch