| Reference Ocarat | #126340 |
| Reference | H32675181 |
| Brand | Hamilton |
| Product Type | Watch |
| Gender | Men |
| Color | Black Gray |
| Material | Steel |
| Material Quality | Stainless Steel |
| Finish | Matte (Brushed / Satin) |
| Warranty | 2 Years |
| Thickness (in mm) | 11,10 |
| Diameter (in mm) | 40,00 |
| Manufacturing | Switzerland |
| Warranty Type | International |
| Labels and Certificates | Authorized Retailer |
| Case Shape | Round |
| Bezel | Steel |
| Dial Finish | Open heart Soleillée |
| Watch Case Back | Case back secured by screws Exhibition Case Back |
| Glass Quality | Sapphire Crystal |
| Glass Treatment | Anti-Reflective Coating |
| Buttons | 1 Crown |
| Water Resistance (in ATM) | 5 |
| Frequency | 28,800 A/h (4 Hz) |
| Movements | Automatic (rotor) |
| Movement Type | Swiss Movement |
| Movement Brand | Hamilton |
| Calibers (Movements) | H-10 |
| Calendar and Time | Hours Minutes Seconds |
| Power Reserve (Maximum Duration) | 80 hours |
| Display Type | Analog (hands) |
| Display Specifications | Luminescent Hands |
| Bracelet Material | Steel |
| Strap Color | Gray |
| Bracelet Material Finish | Brushed steel |
| Watch Clasp | Deployment Clasp |
| Lug Width (in mm) | 20,00 |
| Buckle Width (in mm) | 18,00 |
| Collection | Hamilton Jazzmaster |
The Jazzmaster Open Heart Watch makes a bold statement with its prestigious, technical aesthetic, housed in a round stainless steel case with brushed finishes. With a diameter of 40.00 mm and a thickness of 11.10 mm, it perfectly balances presence and elegance. This Swiss-made timepiece features a sapphire crystal of exceptional clarity, enhanced by an anti-reflective treatment for optimal legibility in any light. The case back is secured by screws and offers a transparent view of the movement inside, adding a spectacular dimension to this masterpiece of watchmaking precision.
The dial of this Hamilton Jazzmaster draws the eye instantly with its sunray finish and open-heart design revealing the stunning automatic movement beneath. Hour markers are rendered as discreet lines with a subtle golden effect, blending seamlessly with the grey and black dial background. The golden hands, distinctive and luminescent, offer perfect legibility even in low-light conditions. Essential functions - hours, minutes, and seconds - are displayed with unmistakable clarity through a classic analog display.
At the heart of this watch beats the Hamilton H-10 automatic movement, a testament to refined Swiss watchmaking. This caliber operates at a frequency of 28,800 vph, delivering the precision and reliability that even the most discerning watch enthusiasts demand. With an extended power reserve of 80 hours, this timepiece stands out for its ability to run uninterrupted for extended periods - so you can always count on it, whatever the occasion.
The stainless steel bracelet of the Jazzmaster Open Heart is a masterpiece of design and comfort. With a brushed finish that combines toughness with sophistication, it measures 20 mm at the lug width, ensuring perfect harmony with the case. The integrated deployment clasp provides a secure fit while making the watch easy to put on and take off. The grey tone of the bracelet further elevates the refined look of this remarkable timepiece, achieving a perfect fusion of functionality and timeless style.
With a water resistance of 5 ATM, this Swiss-made watch is built to handle everyday water exposure - from rain splashes to handwashing.




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Jazzmaster Open Heart Auto 40 mm Watch H32675181
(Ref. 126340)