Jazzmaster Open Heart Auto 40 mm

MECHANICS MADE VISIBLE: THe JAZZMASTER OPEN HEART

An open view of Swiss craftsmanship defines a refined expression of modern Jazzmaster design.

Rooted in Hamilton’s long tradition of timeless watchmaking, the Jazzmaster Open Heart reflects a belief that mechanics should not be hidden. Designed to reveal the movement within, it draws on decades of Swiss craft while embracing a contemporary sensibility shaped by light, texture and proportion.

The Jazzmaster collection has always stood at the intersection of classic design and modern execution. With the Open Heart, that philosophy takes on a more expressive form.

By opening the dial to reveal the movement beneath, Hamilton highlights the mechanical artistry that defines traditional watchmaking while maintaining the clean, architectural lines that have made the Jazzmaster a contemporary icon.

This approach speaks to design-minded watch lovers who value detail and intention. The Jazzmaster Open Heart is equally at home marking personal milestones as it is elevating everyday style, making it a natural choice for weddings, anniversaries and meaningful gifts. It offers refinement without excess and presence without overstatement, transitioning seamlessly from ceremony to celebration and long after.

Powering the collection is Hamilton’s H-10 automatic movement, offering an 80-hour power reserve and enhanced reliability through a Nivachron™ balance spring. Sapphire crystals with anti-reflective coating and carefully finished cases complete the design, reinforcing the Jazzmaster Open Heart as a timepiece where sophistication and mechanics exist in deliberate balance.

The Open Heart aperture draws the eye inward, revealing the balance wheel and surrounding components in motion and inviting closer inspection.

Each dial is crafted with a complex smoky effect, blending up to three tones that shift subtly across the surface. Warm browns, radiant gold accents and silver sunray finishes create depth and contrast, while select models introduce bolder hues such as deep blue or turquoise paired with crisp detailing.

The result is a collection that feels expressive yet timeless, designed to accompany life’s defining moments and the stories that grow from them. For those who live their life with their heart wide open.

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For moments that matter most. The @hamiltonwatch Jazzmaster Open Heart pairs timeless, sophisticated design with mechanical soul. #hamiltonwatch

ABOUT HAMILTON

Founded in Lancaster, Pennsylvania, in 1892, Hamilton creates watches with a unique balance of authenticity and innovation. Its timepieces synchronized the first railroads and kept time for aviation pioneers and U.S. soldiers. The watchmaker of filmmakers, Hamilton watches have appeared in more than 500 movies and TV shows, with custom pieces playing a pivotal role in several Hollywood blockbusters. Striving to shape authentic characters and storylines through its timepieces, Hamilton designed the first branded watch to be featured in a video game. With a continued commitment to craftsmanship and accuracy, Hamilton launched the world’s first electric watch in 1957 and the first LED digital watch in 1970. A member of the Swatch Group, the global leader in watch manufacturing and distribution, Hamilton’s current collections combine its American spirit with true Swiss precision.

Learn more at hamiltonwatch.com and follow us @hamiltonwatch on Facebook, Twitter and Instagram.