Superocean Heritage B31 Automatic 42 Collection_Portofino The CHRONOMASTER Sport is crafted

The CHRONOMASTER Sport is crafted in a 41mm steel case with a polished steel

Its origins and its name come from the first Longines dual time zone wristwatch manufactured in 1925

A highly resistant sapphire crystal provides water-resistance to 200 meters

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At its heart

Superocean Heritage B31 Automatic 42 Collection_Portofino The CHRONOMASTER Sport is craftedMade to move between the waves and the waterfront. The Superocean Heritage is no ordinary sea watchit never was. When Breitling first launched it in 1957, it took a different tack from other dive watches of the era. The Ref. 1004 (a sleek time only piece) and Ref. 807 (the worlds first dedicated dive chronograph) werent just about exploring the underwater worldthey were about looking good doing it. The spear and arrow hands, anodized rotating bezel,