Daytona Cosmograph 16520 Zenith 'Inverted Six' Steel 40mm Sport Introduced in the late 1980s

Introduced in the late 1980s

delivering both visual impact and reliable water resistance

offering chronograph functionality

This model is powered by Rolex’s reliable automatic Caliber 3135 movement and features a scratch-resistant sapphire crystal

The bezel is a direct heritage to the Toric

Daytona Cosmograph 16520 Zenith 'Inverted Six' Steel 40mm Sport Introduced in the late 1980sThe Rolex 'Zenith' Daytona Reference 16520 is an icon among chronographs, representing a pivotal era in Rolexs history. Produced from 1988 to 2000, this model marked the evolution from manual wind to automatic Daytona chronographs. The 16520 features a robust 40mm stainless steel case, a matching steel bezel, and a sapphire crystalan upgrade from previous acrylic crystals. Its most notable mechanical feature is the Rolex Caliber 4030, a heavily