Jazzmaster Open Heart Auto 42 mm Watch H32705180

The Watch

The Hamilton Jazzmaster Open Heart Auto 42 mm is an exceptional watch that masterfully blends elegance and functionality through its unique design and premium materials. Swiss-made, this watch features a stainless steel case prized for its durability and refined aesthetic with matte and polished finishes. With a diameter of 42 mm and a thickness of 11.45 mm, it delivers a confident presence without sacrificing wrist comfort. The round case houses a screw-secured transparent case back, offering a captivating view of the movement - the true beating heart of this watchmaking masterpiece. The sapphire crystal, of exceptional quality, provides maximum scratch protection, while its anti-reflective treatment ensures perfect legibility from every angle in any lighting condition.

The Dial

The dial of the Hamilton Jazzmaster Open Heart is a true work of art, blending sophistication with innovation. Featuring an elegant smoked finish, it subtly stages the magnificent internal movement through its open-heart design, revealing the inner workings. This layering of details creates a captivating sense of depth and mystery. Luminescent hands and indices deliver optimal legibility even in the dark, allowing easy time reading in any conditions. A discreet minute track borders the dial, accentuating the precision and clarity of the hours, minutes, and seconds display.

The Movement

At the heart of this magnificent watch beats the Hamilton H-10 automatic movement, a Swiss caliber of the highest precision. Celebrated for its reliability and performance, this mechanism oscillates at a frequency of 28,800 vph, delivering first-rate watchmaking accuracy. With a phenomenal power reserve of 80 hours, the watch offers significant autonomy - minimizing how often you need to wind it. The movement is driven by a rotor, visible through the transparent case back, showcasing Hamilton's exceptional mastery of mechanical watchmaking.

The Strap

The strap of this timepiece is a model of sophistication and comfort, crafted in stainless steel with a brushed finish. With a lug width of 20 mm, it fastens securely via a deployment clasp that provides added security while making the watch easy to put on and remove.

Water Resistance

Built for an active lifestyle, the Hamilton Jazzmaster Open Heart offers water resistance up to 5 ATM, equivalent to pressure at 50 meters depth. This makes it resilient to water splashes from handwashing, rain, or shallow pool immersion, while preserving its aesthetic and mechanical integrity.