Hamilton

Opean Heart

Reference Number :

H32565555

Series : Jazzmaster

Retail: $1,045

(As of: 07/2025)

This watch is not for sale, this page is just for reference purposes only. If you would like to purchase this watch, please contact Hamilton. If you are interested in selling this watch to us, you can contact us here.

Quick TakeThere is a certain magic to the Jazzmaster Open Heart that transcends simple time-telling. It’s a piece that invites you to lean in closer, to appreciate the intricate dance of gears and springs that we so often take for granted. Hamilton didn't just put a window on the dial; they designed the dial around the view, creating dramatic architectural cutouts that transform the H-10 movement into the star of the show. You get more than just a passing glance at the balance wheel; you get a full-on performance. The 80-hour power reserve means this watch keeps ticking through the entire weekend, waiting patiently on your nightstand. It’s a reliable partner, built with a durable stainless steel case and sapphire crystal, yet its soul is pure mechanical artistry. Strapping on the rich calf leather feels like a nod to tradition, but the view on your wrist is a constant, fascinating reminder of the complex, beautiful engine driving every second forward.

DescriptionThe Hamilton Jazzmaster, reference H32565555, is constructed with a stainless steel case that measures 40mm in diameter and has a thickness of 10.8mm. This housing provides water resistance up to 5 bar, which is equivalent to 50 meters or 73 psi, ensuring protection against incidental water contact. The front of the watch is protected by a scratch-resistant sapphire crystal, offering a clear view of the dial. An open case back, also likely fitted with sapphire, allows for a secondary view of the internal mechanism. The case design incorporates a 20mm lug width, facilitating the attachment of the H6003251111 calf leather strap. This strap is brown, features a pin buckle for secure fastening, and tapers to an 18mm buckle width, ensuring a comfortable and classic fit on the wrist.

Internally, the timepiece is powered by the Caliber H-10, a self-winding automatic movement. This three-hand caliber is engineered to provide a substantial power reserve of 80 hours, significantly exceeding standard automatic movement performance. The movement's architecture, visible through the signature dial cutouts and the exhibition case back, is adorned with intricate contrasting snail and pearled patterns, adding a layer of aesthetic complexity to its mechanical function. The silver dial is uniquely designed with apertures that reveal key components of the movement, including the balance wheel and escapement, offering a dynamic glimpse into the watch's operation. This combination of robust engineering and detailed finishing defines the technical character of the timepiece.

GenderMen

SignaturesHamilton

Country of OriginSwitzerland

Case Size40 mm

MovementAutomatic

CaliberH-10

FunctionsHours, Minutes, Seconds

Power Reserve80 Hours

Case MaterialsStainless Steel

Bezel MaterialsStainless Steel

Lug MaterialsStainless Steel

Case BackSapphire Crystal