The Ocean Triple Retrograde Chronograph Black Zalium carves out an architectural take on time from zalium. Its athletic 44-mm size accommodates three retrograde indicators on a sapphire dial that reveals the ruthenium-treated movement below.

Diameter of the case: 44mm

Movement: mechanical with automatic winding

Functions: Excentered hours and minutes
Retrograde Chronograph with hours, minutes and seconds
Shuriken (small seconds)

Power reserve: 42 hours

Material: Zalium® with DLC coating, satin finish

Reference: OCEACT44ZZ002

Harry Winston timepieces are manufactured in Geneva, the fine watchmaking capital of the world.