Hamilton Jazzmaster Jazzmaster Open Heart 42 Stainless Steel / Blue / Bracelet

Reference H32705142

About this watch

The Hamilton Jazzmaster Open Heart 42 is a stunning timepiece that beautifully balances style and functionality. Its sunburst blue dial, semi-skeletonized design, and robust stainless steel case make it a worthy addition to any watch collection. With its automatic movement operating at a frequency of 21,600 vibrations per hour and a power reserve of 80 hours, you can trust that this watch will keep up with your lifestyle. The open heart design allows you to see the inner workings of the watch, giving it a unique aesthetic appeal. Whether you're dressed in formal attire or casual clothes, the Jazzmaster Open Heart complements your look effortlessly. With its water resistance of up to 50 meters and adjustable bracelet, this watch is ready for splashes and light rain, making it suitable for everyday adventures.
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Key Features

  • Hamilton caliber H-10-S movement
  • Semi-skeletonized design with open heart case back
  • Stainless steel case with diameter of 42 mm
  • Sapphire crystal glass
  • Water resistance up to 50 meters
  • Adjustable bracelet for comfortable fit
  • Automatic movement with 80-hour power reserve

Specifications

Brand
Hamilton
Family
Jazzmaster
Model
Jazzmaster Open Heart 42 Stainless Steel / Blue / Bracelet
Reference
H32705142
Movement
h-10-s
Movement Features
  • Hours, Minutes, Seconds
  • Skeleton
Case
Stainless Steel 42mm
Dial Color
Blue
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] (CONUS) Hamilton Jazzmaster Power Reserve 42mm (400 shipped)

(CONUS) Hamilton Jazzmaster Power Reserve 42mm (400 shipped)

Hamilton - H89545121 · $400
The seller is listing a Hamilton Jazzmaster Power Reserve with an 80-hour power reserve, powered by the Hamilton Calibre H-13 movement. It comes in a 42mm size and features a bracelet with enough links for up to an 8.75" wrist.

  • Condition: flawless (bracelet), perfect working order
  • Case size: 42mm
  • Strap length compatible wrist size: up to 8.75in
  • Power reserve: 80 hours
Posted at
Apr 24, 2026, 10:23 AM
Active
[WTS] Hamilton Jazzmaster Maestro Auto Chrono H32716859 - 9.5/10 - $700

Hamilton Jazzmaster Maestro Auto Chrono H32716859 - 9.5/10 - $700

Hamilton - H32716859 · $700
A discontinued Hamilton Jazzmaster Maestro Auto Chrono powered by the ETA/Valjoux 7750, featuring chrono, date, and day complications in a 45mm stainless steel case.

  • Condition: 9.5/10 - minimal wear
  • Case size: 45mm diameter
  • Water resistance: 100m
Posted at
Apr 15, 2026, 9:42 PM
Active
[WTS] Hamilton Jazzmaster Power Reserve H89545121 ($500)

Hamilton Jazzmaster Power Reserve H89545121 ($500)

Hamilton - H89545121 · $500
The Hamilton Jazzmaster Power Reserve is a 42mm watch with an 80 hour power reserve powered by the Hamilton Calibre H-13 movement.

  • Movement: Hamilton Calibre H-13
  • Power Reserve: 80 hours
  • Case Size: 42mm
Posted at
Apr 15, 2026, 4:29 PM
Active