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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/27660415/movement
Access Date: April 25, 2024
From the American Horology Archive:
Waltham Grade No. 625 Pocket Watch
American Waltham Watch Co.

Grade: No. 625

Riverside, Mixed Run: Pendant-Set and Lever-Set Examples Reported

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 27660415
Grade: No. 625
Model: 1908
Estimated Production Year: 1932
Run Quantity: 5,000
Grade/Model Run: 184 of 184
Grade/Model Total Production: 249,950
Size: 16s
Jewels: 21j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant    Mixed Run
Plate: 3/4 Plate
Regulator: Plain
Hairspring: Breguet
Adjusted: Yes
Adjusted to Temperature: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 25450.G240.16S3865.161908M1405.O15781.P10388.21J574
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 420.00
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 382.20
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.417%
Registry Population: 58 (1.16%)
Value Guide
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 58 watches in the population registry for this run with 3 images.
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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 · June 10, 2023

Serial Number 27658789 was reported as inaccurate.

Note: Lever set Waltham Riverside 21 jewels adj temp
jeweled main wheel.
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 29, 2022

Serial Number 27657228 was reported as accurate.

Anonymous · April 9, 2022

Serial Number 27657601 was reported as inaccurate.

Note: Mov't is a Riverside 21J, adj. To temp., Pendant
set, simple regulator with jewelled main wheel on
ratchet wheel, fancy DMK. All jewels are in
settings but only center wheel and balance cock
jewels have screws.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · March 7, 2022

Serial Number 27661094 was reported as inaccurate.

Note: The grade is either Riverside, or no.625 it
can’t be both. It has 21 jewels not 17. It’s
stamped riverside . It also has a jeweled main
wheel you would find on a 21 jewel riverside. Also
it’s adjusted to temp.,Don’t believe no625’s
are.
Curator Response: This is a mixed run. The factory serial lists designate this run as "No. 625," but other grades have been identified in the run as well.

Anonymous · July 1, 2021

Serial Number 27660506 was reported as accurate.

Anonymous · April 26, 2021

Serial Number 27657312 was reported as accurate.

singing3 Supporter 43 · December 12, 2020

Serial Number 27659928 was reported as accurate.

Anonymous · November 3, 2020

Serial Number 27658086 was reported as inaccurate.

Note: Note: This one is marked adjusted for temp, and
does not have a
micrometer regulator either. cheers duffy l.
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · July 13, 2020

Serial Number 27659905 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

8x57mauser 6 · May 3, 2020

Serial Number 27658954 was reported as inaccurate.

Note: Serial number 27658954 is a Riverside grade,
marked adjusted for temp, and does not have a
micrometer regulator
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · May 1, 2020

Serial Number 27660433 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

waltham1833 71 · April 11, 2020

Serial Number 27660413 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · April 5, 2020

Serial Number 27658648 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · March 11, 2020

Serial Number 27661015 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · March 11, 2020

Serial Number 27661015 was reported as inaccurate.

Note: This one is a, 21 jewel Riverside 1908 model
jeweled main wheel.
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:
Adjusted changed from No to Yes

Anonymous · December 11, 2019

Serial Number 27658181 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · July 17, 2019

Serial Number 27658445 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

elecrod 1 · July 5, 2019

Serial Number 27661752 was reported as inaccurate.

Note: On the movement it states "ADJ. TEMP" "RIVERSIDE"
and "MAIN WHEEL JEEELED" It was represented as a
railroad watch. It is stamped 21 jewels.
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:
Adjusted changed from No to Yes

bubba70 543 · May 27, 2019

Serial Number 27661576 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · May 15, 2019

Serial Number 27661576 was reported as inaccurate.

Note: This serial number is RIVERSIDE, 16S, 21 Jewels ,
Lever Set
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:
Adjusted changed from No to Yes

Anonymous · November 30, 2018

Serial Number 27657615 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · July 11, 2018

Serial Number 27661153 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · January 11, 2018

Serial Number 27661655 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · October 17, 2017

Serial Number 27661153 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · September 17, 2017

Serial Number 27659542 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · September 17, 2017

Serial Number 27659642 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

brinny 14 · August 19, 2017

Serial Number 27660050 was reported as inaccurate.

Note: this movement is a lever set movement
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · March 21, 2017

Serial Number 27659267 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · March 21, 2017

Serial Number 27660729 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · February 22, 2017

Serial Number 27661992 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · October 4, 2016

Serial Number 27660360 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant
Adjusted changed from No to Yes

Anonymous · April 6, 2016

Serial Number 27658446 was reported as inaccurate.

Note: The example I have is Pendant Set SNo 27658446
Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

fordcasa Top Contributor Supporter 435 · March 27, 2016

Serial Number 27657028 was reported as inaccurate.

Note: Pendant set.
Main wheel jeweled.
Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · February 8, 2016

Serial Number 27657352 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · January 24, 2016

Serial Number 27657352 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

locomotive Supporter 81 · December 29, 2015

Serial Number 27660493 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · September 3, 2015

Serial Number 27657670 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

watchman4831 193 · August 24, 2015

Serial Number 27657670 was reported as inaccurate.

Note: 21 JEWEL
PLAIN REGULATOR
"MAIN WHEEL JEWELED" MARKED ON RATCHET WHEEL
MARKED ADJ. TEMP
Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

rock862 242 · August 22, 2015

Serial Number 27661428 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

rock862 242 · August 22, 2015

Serial Number 27661428 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · August 18, 2015

Serial Number 27661428 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

timerestored 278 · September 10, 2014

Serial Number 27660408 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · September 8, 2014

Serial Number 27659586 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · September 8, 2014

Serial Number 27659586 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · June 9, 2014

Serial Number 27661690 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · March 12, 2014

Serial Number 27661321 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · January 28, 2014

Serial Number 27661106 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

rocket00 236 · January 11, 2014

Serial Number 27661898 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

rocket00 236 · January 9, 2014

Serial Number 27661898 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

rocket00 236 · January 9, 2014

Serial Number 27661898 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant
Waltham Grade No. 625 Pocket Watch
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