Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/hamilton/CY21056
https://pocketwatchdatabase.com/search/result/hamilton/CY21056
Access Date: April 22, 2025
From the American Horology Archive:
Hamilton Watch Co.
Grade: 748
| Manufacturer: | Hamilton |  |
| Manufacturer Location: | Lancaster, Pennsylvania | |
| Movement Serial Number: | CY21056 | |
| Grade: | 748 | |
| Model: | 748 | |
| Estimated Production Year: | 1949 | |
| Run Quantity: | 39,000 | |
| Grade/Model Run: | 2 of 7 | |
| Grade/Model Total Production: | 232,000 | |
| Size: | 8/0s | |
| Jewels: | 18j | |
| Jewel Setting: | Friction | |
| Movement Configuration: | Hunting | |
| Movement Finish: | Nickel | |
| Movement Signing Style: | Block Letter | |
| Movement Inlay Color: | Black | |
| Movement Setting: | Pendant | |
| Plate: | 3/4 Plate | |
| Regulator: | Plain | |
| Adjusted: | Yes | |
| Railroad Grade: | No | |
| Movement Markings: | Hamilton 748 18 Jewels U.S.A. Adjusted |
|
| Case: | Various | |
| Run ID: | 2473.748G2.S2.M2.H625.P766.18J2 | |
| Data Research: |
1953 Hamilton Serial List |
|
| Database Version: | v52.640 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 703.05 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 306.48 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 2.177% | |
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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.
cheers. duffy l.
pmtime Supporter 613 · 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 · 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
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