Sea-Dweller Grad is the exclusive Longines L896

is the exclusive Longines L896 automatic caliber movement

On the case back

Featuring a carbon composite case fitted with a high-performance Manufacture Caliber and cycling-specific tachymeter scale

the Top Time B31 marks the debut of Breitling's three-hand Manufacture B31 movement

all protected by a scratch-resistant sapphire crystal glass

Sea-Dweller Grad is the exclusive Longines L896The Rolex Certified Pre Owned Sea Dweller is presented in a 40mm Oystersteel case with a black dial. The black unidirectional rotating bezel graduated for 60 minutes ensures precise timing at a glance. Worn on an Oyster bracelet, it is driven by the automatic Calibre 3135.