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:

Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black / Bracelet (H32616133)

H32616133 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black / Bracelet
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black / Bracelet (H32596131)

H32596131 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black / Bracelet
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black (H32596731)

H32596731 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Black
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Silver / Bracelet (H32596151)

H32596151 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Silver / Bracelet
Hamilton Jazzmaster Chronograph Automatic 42 Stainless Steel / Silver (H32596751)

H32596751 Hamilton Jazzmaster Chronograph Automatic 42 Stainless Steel / Silver
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Silver (H32596551)

H32596551 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Silver
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Blue / Bracelet (H32596141)

H32596141 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Blue / Bracelet
Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Blue (H32596741)

H32596741 Hamilton Jazzmaster Automatic Chronograph 42 Stainless Steel / Blue
Hamilton Railroad 44 Chrono Stainless Steel / Black / Bracelet (H40656131)

H40656131 Hamilton Railroad 44 Chrono Stainless Steel / Black / Bracelet
Hamilton Railroad 44 Chrono Stainless Steel / Silver / Bracelet (H40656181)

H40656181 Hamilton Railroad 44 Chrono Stainless Steel / Silver / Bracelet
Hamilton Railroad 44 Chrono Stainless Steel / Black (H40656731)

H40656731 Hamilton Railroad 44 Chrono Stainless Steel / Black
Hamilton Railroad 44 Chrono Stainless Steel / Silver (H40656781)

H40656781 Hamilton Railroad 44 Chrono Stainless Steel / Silver
Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Silver (H32416581)

H32416581 Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Silver
Hamilton Jazzmaster Auto Chrono 42 Rose Gold / Grey (H32546781)

H32546781 Hamilton Jazzmaster Auto Chrono 42 Rose Gold / Grey
Hamilton Spirity of Liberty Chronograph Automatic (H32416781)

H32416781 Hamilton Spirity of Liberty Chronograph Automatic
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey (H32596781)

H32596781 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey / Bracelet (H32596181)

H32596181 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey / Bracelet
Hamilton Spirit of Liberty Chronograph Automatic Bracelet (H32416981)

H32416981 Hamilton Spirit of Liberty Chronograph Automatic Bracelet
Hamilton Spirity of Liberty Chronograph Automatic Gold Bracelet (H32416181)

H32416181 Hamilton Spirity of Liberty Chronograph Automatic Gold Bracelet
Hamilton Pioneer Auto Chrono 44 Stainless Steel / Silver (H77706553)

H77706553 Hamilton Pioneer Auto Chrono 44 Stainless Steel / Silver
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue (H32586541)

H32586541 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue / Bracelet (H32586141)

H32586141 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue / Bracelet
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue (H32586641)

H32586641 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Blue
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey (H32586881)

H32586881 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey / Bracelet (H32586181)

H32586181 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Grey / Bracelet
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Silver (H32586511)

H32586511 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Silver
Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Silver / Bracelet (H32586111)

H32586111 Hamilton Jazzmaster Auto Chrono 42 Stainless Steel / Silver / Bracelet
Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Blue (H32416541)

H32416541 Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Blue
Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Black / Bracelet (H32416131)

H32416131 Hamilton Spirity of Liberty Auto Chrono Stainless Steel / Black / Bracelet