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

Mixed Run: 19-Jewel and 17-Jewel Examples Reported.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 12379096
Grade: No. 620
Model: 1899
Estimated Production Year: 1903
Run Quantity: 3,500
Grade/Model Run: 89 of 174
Grade/Model Total Production: 339,100
Variant Est. Production: 183,150 (16S-M1899-15J-HNP)
Size: 16s
Jewels: 15j    Mixed Run
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Regulator: Micrometric
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 18153.G89.16S1612.161899M575.H5688.P4119.15J4246
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
558.35
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
508.09
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.555%
Registry Population: 15 (0.43%)
$ Estimated Value (12 Month Change): 15.56% Analyzing 1,562 Sales

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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 · May 14, 2022

Serial Number 12377628 was reported as accurate.

Anonymous · February 19, 2021

Serial Number 12379625 was reported as accurate.

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

Anonymous · October 15, 2020

Serial Number 12379625 was reported as accurate.

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

Anonymous · September 30, 2020

Serial Number 12379154 was reported as accurate.

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

Rcardkidz 3459 · May 11, 2020

Serial Number 12377950 was reported as accurate.

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

Anonymous · June 9, 2019

Serial Number 12379681 was reported as accurate.

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

Anonymous · December 30, 2018

Serial Number 12377762 was reported as accurate.

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

WLBelkriver33 804 · November 23, 2018

Serial Number 12377754 was reported as accurate.

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

WLBelkriver33 804 · November 23, 2018

Serial Number 12377754 was reported as accurate.

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

WLBelkriver33 804 · November 19, 2018

Serial Number 12377754 was reported as inaccurate.

Note: 17 jewels on movement.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 2, 2018

Serial Number 12378726 was reported as accurate.

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

Anonymous · October 26, 2017

Serial Number 12380138 was reported as accurate.

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

Anonymous · August 17, 2017

Serial Number 12377811 was reported as accurate.

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

Maloy93 1 · February 1, 2017

Serial Number 12378540 was reported as accurate.

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

Anonymous · November 16, 2016

Serial Number 12377776 was reported as accurate.

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

Anonymous · May 6, 2016

Serial Number 12378328 was reported as accurate.

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

Anonymous · May 2, 2016

Serial Number 12377776 was reported as accurate.

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

Anonymous · March 30, 2016

Serial Number 12377673 was reported as inaccurate.

Note: 15 Jewels; serial 12377673
Changes since this report was submitted:
Adjusted changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · October 29, 2015

Serial Number 12378198 was reported as inaccurate.

Note: I own his movement. It only has 15 jewels. The
finish is nickel.
Changes since this report was submitted:
Jewels changed from 19j to 15j
Adjusted changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · September 27, 2015

Serial Number 12379677 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 19j to 15j
Adjusted changed from Yes to No
Plate changed from 3/4 to Bridge

estatejules 6 · September 10, 2013

Serial Number 12377587 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 19j to 15j
Adjusted changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · March 31, 2013

Serial Number 12380873 was reported as inaccurate.

Note: Referencing your image, the positioning of the
ratchet wheel and the crown wheel are reversed on
my movement. Everything else appears the same.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · March 15, 2013

Serial Number 12380077 was reported as inaccurate.

Note: movement say's 19 jewels and say's adjusted
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · February 16, 2013

Serial Number 12380077 was reported as inaccurate.

Note: 19j marked
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · February 16, 2013

Serial Number 12380077 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 · February 4, 2013

Serial Number 12380943 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