Pocket Watch Database

From the American Horology Archive:

Hamilton Watch Co.

Grade: 748

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: CY20840 Question Mark
Grade: 748 Question Mark
Model: 748 Question Mark
Estimated Production Year: 1949 Question Mark
Run Quantity: 39,000 Question Mark
Grade/Model Run: 2 of 7 Question Mark
Grade/Model Total Production: 232,000 Question Mark
Size: 8/0s Question Mark
Jewels: 18j Question Mark
Jewel Setting: Friction Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Signing Style: Block Letter Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Plain Question Mark
Adjusted: Yes Question Mark
Railroad Grade: No Question Mark
Movement Markings: Hamilton
748
18 Jewels
U.S.A.
Adjusted
Case: Various Question Mark
Run ID: 2473.748G2.S2.M2.H625.P766.18J2 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
698.50 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
306.48 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.177% Question Mark

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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 · August 28, 2024

Serial Number CY21858 was reported as inaccurate.

Note: This one is open face. Otherwise all accurate!
cheers. duffy l.

MoatsJustin1 top-contributor 5266 · July 22, 2023

Serial Number CY54699 was reported as accurate.

Anonymous · October 13, 2022

Serial Number CY30334 was reported as accurate.

MoatsJustin1 top-contributor 5266 · August 7, 2021

Serial Number CY48206 was reported as accurate.

roadking 36 · June 21, 2021

Serial Number CY21056 was reported as accurate.

Anonymous · May 3, 2021

Serial Number CY38525 was reported as accurate.

cmdraven 4041 · March 6, 2020

Serial Number CY39036 was reported as accurate.

Anonymous · November 16, 2019

Serial Number CY20153 was reported as accurate.

Chronos89 6 · September 26, 2019

Serial Number CY33749 was reported as accurate.

pmtime Supporter 612 · January 9, 2019

Serial Number CY27422 was reported as inaccurate.

Note: Pendant, not hunting, config
Curator Response: Thanks for the report. Since the stem is located at the 3:00 position and perpendicular to the 4th wheel, this would be considered a hunting configuration.

Anonymous · June 11, 2018

Serial Number CY19610 was reported as accurate.

Anonymous · March 12, 2018

Serial Number CY18495 was reported as accurate.

Anonymous · February 24, 2018

Serial Number CY55006 was reported as accurate.

LTay2017 1 · May 6, 2017

Serial Number CY40123 was reported as accurate.

Anonymous · May 6, 2017

Serial Number CY40123 was reported as accurate.

daddo46 992 · March 2, 2016

Serial Number CY25806 was reported as accurate.

Anonymous · February 7, 2016

Serial Number CY44976 was reported as accurate.

daddo46 992 · September 20, 2015

Serial Number CY25806 was reported as accurate.

daddo46 992 · September 15, 2015

Serial Number CY25806 was reported as accurate.

Anonymous · September 27, 2014

Serial Number CY45887 was reported as accurate.

Anonymous · August 24, 2014

Serial Number CY24724 was reported as accurate.

Anonymous · July 28, 2014

Serial Number CY20827 was reported as accurate.

Anonymous · January 9, 2014

Serial Number CY20827 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from 948 to 748
Size changed from 18 to 8/0
Jewels changed from 17j to 18j
Movement Configuration changed from Openface to Hunting
Factory Model changed from 1 to 748
Movement Setting changed from Lever to Pendant
Railroad Grade changed from Yes to No
Plate changed from Full to 3/4

Anonymous · November 1, 2013

Serial Number CY23940 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from 948 to 748
Size changed from 18 to 8/0
Jewels changed from 17j to 18j
Movement Configuration changed from Openface to Hunting
Factory Model changed from 1 to 748
Movement Setting changed from Lever to Pendant
Railroad Grade changed from Yes to No
Plate changed from Full to 3/4

exchangecenter 8 · July 12, 2013

Serial Number CY25171 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from 948 to 748
Size changed from 18 to 8/0
Jewels changed from 17j to 18j
Movement Configuration changed from Openface to Hunting
Factory Model changed from 1 to 748
Movement Setting changed from Lever to Pendant
Railroad Grade changed from Yes to No
Plate changed from Full to 3/4

Anonymous · March 12, 2013

Serial Number CY18524 was reported as inaccurate.

Note: CY18524 is a model 748 18 jewel
Changes since this report was submitted:
Grade changed from 948 to 748
Size changed from 18 to 8/0
Jewels changed from 17j to 18j
Movement Configuration changed from Openface to Hunting
Factory Model changed from 1 to 748
Movement Setting changed from Lever to Pendant
Railroad Grade changed from Yes to No
Plate changed from Unknown to 3/4

Anonymous · January 2, 2013

Serial Number CY20938 was reported as accurate.

Changes since this report was submitted:
Grade changed from 948 to 748
Size changed from 18 to 8/0
Jewels changed from 17j to 18j
Movement Configuration changed from Openface to Hunting
Factory Model changed from 1 to 748
Movement Setting changed from Lever to Pendant
Railroad Grade changed from Yes to No

Anonymous · January 2, 2013

Serial Number CY20938 was reported as accurate.

Changes since this report was submitted:
Grade changed from 948 to 748
Size changed from 18 to 8/0
Jewels changed from 17j to 18j
Movement Configuration changed from Openface to Hunting
Factory Model changed from 1 to 748
Movement Setting changed from Lever to Pendant
Railroad Grade changed from Yes to No