Hamilton caliber H-21 [Date]
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| Brand: | Hamilton |
|---|---|
| Reference: | H-21 [Date] |
| Base: | ETA 7750 |
| Movement: | Automatic |
| Display: | Analog |
| Diameter: | 30.00 |
| Jewels: | 25 |
| Reserve: | 60 |
| Frequency: | 28800 |
| Date: | Date |
| Chronograph: | Chronograph |
| Hands: | Hours, Minutes, Small Seconds |
H-21 [Date] description
The Hamilton H-21 is based on the Valjoux 7750. The H-31 is similar though based on the 7753. These movements most notable change compared to the standard version is the 60 hour power reserve.
The following elements have been modified:
- The entire kinematic chain has been refined, from the barrel to the escapement
- The escapement regulator has been suppressed, facilitating optimal reliability and precision
- The main spring has been improved to increase a typical power reserve of 60 hours.
All watches using the Hamilton H-21 [Date] movement:
H32616133
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black / Bracelet
H32596131
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black / Bracelet
H32596731
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black
H32596151
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Silver / Bracelet
H32596751
Hamilton Jazzmaster Chronograph Automatic 42 Stainless Steel / Silver
H32596551
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Silver
H32596141
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Blue / Bracelet
H32596741
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Blue
H40656131
Hamilton Railroad 44 Chrono Stainless Steel / Black / Bracelet
H40656181
Hamilton Railroad 44 Chrono Stainless Steel / Silver / Bracelet
H40656731
Hamilton Railroad 44 Chrono Stainless Steel / Black
H40656781
Hamilton Railroad 44 Chrono Stainless Steel / Silver
H32416581
Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Silver
H32546781
Hamilton Jazzmaster Auto Chrono 42 Rose Gold / Grey
H32416781
Hamilton Spirity of Liberty Chronograph Automatic
H32596781
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey
H32596181
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey / Bracelet
H32416981
Hamilton Spirit of Liberty Chronograph Automatic Bracelet
H32416181
Hamilton Spirity of Liberty Chronograph Automatic Gold Bracelet
H77706553
Hamilton Pioneer Auto Chrono 44 Stainless Steel / Silver
H32586541
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue
H32586141
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue / Bracelet
H32586641
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue
H32586881
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey
H32586181
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey / Bracelet
H32586511
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Silver
H32586111
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Silver / Bracelet
H32416541
Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Blue
H32416131
Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Black / Bracelet