Hamilton Jazzmaster Open Heart Auto Ref. H32705140

Hamilton Jazzmaster Open Heart Auto

The Jazzmaster Open Heart, with a design that reveals its powerful inner mechanical movement, focuses on precision with a new 42 mm dial. Featuring a captivating midnight blue aventurine dial, this remarkable timepiece blends the modernity of urban architecture with the infinity of the cosmos. Embodying Hamilton’s ever-evolving craftsmanship and attention to detail, the open-worked dial showcases the automatic H-10 movement. With an impressive 80-hour power reserve and a Nivachron™ balance spring, the Jazzmaster Open Heart Auto is completed with a sophisticated stainless steel bracelet. Explore our collection of elegant timepieces.

Features

Reference: H32705140

Caliber: H-10

Collection: Jazzmaster

Movement: Automatic

Case Size: 42 mm

Thickness: 11.44 mm

Dial Color: Aventurine blue

Case Material: Stainless steel

Crystal: Sapphire

Lug Width: 22 mm

Power Reserve: 80 hours

Collection Status: Current

Water Resistance: 5 bar (50 m)

Anti-Reflective Coating: Yes

Exhibition Case Back: Yes

Nivachron Balance Spring: Yes

Bracelet

Bracelet Reference: H6054251011

Material: Stainless steel

Clasp Type: Folding clasp

Clasp Width: 20 mm

Movement – H-10

Three-hand automatic movement with date function and extended power reserve of up to 80 hours. The H-10 features intricate colimaçon and perlage decorations for the American Classic models, and clean surfaces for pilot watches.