Offering a glimpse of its powerful inner mechanics, the Jazzmaster Open Heart lets precision take center stage with a new 42mm dial. Featuring a captivating midnight blue dial that sparkles, this showstopping timepiece fuses the modernity of urban architecture with the infinity of the cosmos. Showcasing Hamilton's ever-evolving craftsmanship and attention to detail, the dial brings the H-10 automatic movement into the spotlight. With its 80 hour power reserve and Nivachron™ balance spring, the Jazzmaster Open Heart Auto is fitted with an intricate stainless steel bracelet.
Discover our collection of dress watches.
ReferenceH32705140
CaliberH-10
CollectionJazzmaster
MovementAutomatic
Case size42mm
Thickness (mm)11.44
Dial colorBlue aventurine
Case materialStainless steel
CrystalSapphire
Lug width22mm lug width
Power reserve80 hour
StatusCurrent collection
Water Resistance5 bar (50m)
Anti ReflectionYes
Open Case BackYes
NivachronYes
Strap referenceH6054251011
Strap typeStainless steel
Buckle typeFolding clasp
Buckle width20mm
H-10
A three-hand movement with or without a date function and boasting a superior power reserve of 80 hours, the H-10 appears with intricate contrasting snail and pearled patterns for the American Classic models it drives and streamlined surfaces for the pilots’ watches.
Free return within 14 days
Express delivery within 24 - 48 hours
Payment by Visa, MasterCard or Apple Pay
2-year international warranty
Customer service : +32 2 558 38 97 from Monday to Friday
from 9 am to 5 pm
Delivery
We offer free express delivery on all watch orders. Place your order today and receive it within 24 to 48 working hours. If you would like to order a bracelet only, delivery will cost you €5 and receive it within 24 to 48 working hours. For more information on our delivery options, please see "Delivery and returns".
Return
We offer free returns within 14 days from delivery.
For more information, please visit “Returns Policy”
Features
SELF-WINDING
Wrist movements cause the inner rotor to swing, transferring energy to the mainspring, and powering your timepiece.
STAINLESS STEEL CASE
A highly resistant alloy composed of steel and chromium. It can be worked to resemble a precious metal. It is nearly impervious to rust, tarnish, and corrosion.
Sapphire Crystal
Synthetic sapphire crystal is a tough scratch-resistant material, only diamonds could leave a mark.
NIVACHRON™ BALANCE SPRING
Nivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.
H-10 CALIBER
A three-hand automatic movement boasting a superior power reserve of 80 hours and featuring a Nivachron™ balance spring.
WATER RESISTANCE
Your timepiece is resistant up to 5 bar (50m) / 73 psi (164 ft).
Aventurine Dial Unveiled
Discover the brilliance of the new Jazzmaster Open Heart, now with a stunning aventurine-inspired dial.
Perfectly Proportioned
Available in 36mm for Refinement and 42mm for Presence.