Pocket Watch Database

From the American Horology Archive:

Hamilton Watch Co.

Grade: 922MP

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 3012220 Question Mark
Grade: 922MP Question Mark
Model: 2 Question Mark
Estimated Production Year: 1929 Question Mark
Run Quantity: 600 Question Mark
Grade/Model Run: 6 of 7 Question Mark
Grade/Model Total Production: 2,600 Question Mark
Size: 12s Question Mark
Jewels: 23j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Gold Settings (Screw-Set) Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Circular Question Mark
Movement Signing Style: Serif (Decorative) Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Barrel: Patent Motor Question Mark
Train Material: Gold Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Pallet Jewel Material: Sapphire Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 10.5, 38.5, 56.0 Question Mark
Movement Markings: Hamilton
Masterpiece
Adjusted 5 Positions
23 Jewels
Lancaster, Pa.
Case: Various Question Mark
Run ID: 2321.G6.12S113.122M13.O1705.P704.23J78 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.449 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
7.83 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.43 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.024% Question Mark
Registry Population:
Scoped for This Run Only
12 (2.00%) Question Mark
Research Note: Pillar Plate Diameter: 1.565"

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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.


rmwatchandclock Supporter 371 · March 5, 2024

Serial Number 3012282 was reported as accurate.

Anonymous · November 4, 2023

Serial Number 3012380 was reported as accurate.

23Greenwich Supporter 249 · July 6, 2023

Serial Number 3012125 was reported as accurate.

Anonymous · January 21, 2021

Serial Number 3012002 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · August 30, 2020

Serial Number 3012452 was reported as accurate.

Anonymous · May 24, 2020

Serial Number 3012104 was reported as accurate.

Anonymous · February 23, 2019

Serial Number 3012419 was reported as accurate.

Anonymous · July 10, 2018

Serial Number 3012178 was reported as accurate.

jayjiang0830 47 · November 22, 2017

Serial Number 3011921 was reported as accurate.

Anonymous · May 1, 2017

Serial Number 3011992 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · July 2, 2016

Serial Number 3012434 was reported as accurate.

Anonymous · October 4, 2014

Serial Number 3011956 was reported as accurate.

Anonymous · September 6, 2013

Serial Number 3012044 was reported as accurate.

Anonymous · July 14, 2013

Serial Number 3012044 was reported as inaccurate.

Note: 12 size 23 jewel
Changes since this report was submitted:
Size changed from 18 to 12
Jewels changed from 15j to 23j
Factory Model changed from 1 to 2
Movement Setting changed from Lever to Pendant
Adjusted changed from No to Yes
Plate changed from Full to Bridge

Anonymous · May 4, 2013

Serial Number 3012056 was reported as inaccurate.

Note: 16s, 23j, adjusted yes, 5 positions, stem set, the
particular one i have is in a platinum case.
Changes since this report was submitted:
Size changed from 18 to 12
Jewels changed from 15j to 23j
Factory Model changed from 1 to 2
Movement Setting changed from Lever to Pendant
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge

Anonymous · November 11, 2012

Serial Number 3012035 was reported as inaccurate.

Note: 12s,23j,pend set
Changes since this report was submitted:
Size changed from 18 to 12
Jewels changed from 15j to 23j
Factory Model changed from 1 to 2
Movement Setting changed from Lever to Pendant
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge

Anonymous · August 12, 2012

Serial Number 3012272 was reported as inaccurate.

Note: reported to be a 12s, 23j, adjusted 5 positions,
pendent set, stem wind, Hamilton Masterpiece,
unusual bridge
Changes since this report was submitted:
Size changed from 18 to 12
Jewels changed from 15j to 23j
Factory Model changed from 1 to 2
Movement Setting changed from Lever to Pendant
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge