Hamilton Jazzmaster Open Heart H32705141 42mm automatic – stainless steel bracelet with blue open dial.
Celebrating the artistry of mechanical watchmaking, this Jazzmaster Open Heart showcases the mesmerizing H-10 caliber through a cutaway dial at twelve o'clock. The deep blue dial features luminous silver-tone hands and a mix of Arabic numerals and stick markers, while the transparent case back offers a second view of the self-winding movement. An 80-hour power reserve ensures multi-day autonomy between wearings.
| Benefits |
| Open-heart dial reveals the automatic movement in action, offering visual engagement with horological craftsmanship |
| 80-hour power reserve allows the watch to run through an entire weekend without manual winding |
| Swiss-made H-10 caliber delivers precision and reliability with extended service intervals |
| Key features |
| Scratch-resistant sapphire crystal with anti-reflective coating protects both dial and movement view |
| Stainless steel bracelet with brushed and polished finishes balances sporty durability with refined aesthetics |
| Power reserve indicator on the dial tracks remaining energy at a glance |
| Who it's for |
| Men who appreciate the visible mechanics of automatic movements and value Swiss horological heritage |
| Wearers seeking a versatile dress watch that bridges formal and casual occasions with distinctive design |
| How to wear |
| Wear regularly to maintain automatic winding; if stored for days, manually wind via crown to restart movement |
| Suitable for hand washing and light splashes; avoid submersion or water sports |
| Specs |
| Case diameter |
42 mm; thickness: 11.4 mm; round stainless steel with brushed and polished finish |
| Movement |
Swiss automatic H-10 caliber with 80-hour power reserve |
| Crystal |
scratch-resistant sapphire with anti-reflective treatment; transparent case back |
| Water resistance |
50 meters with push-pull crown |
| Band |
stainless steel bracelet with deployment clasp, 22 mm lug width |
| Functions |
hour, minute, second, power reserve indicator |
| Model |
H32705141 |
| UPC |
7640167042685 |
