Rolex Watches New Collection : The safety features of the Yacht-Master 40: a screw-down fluted case back closing the case like a vault; the crown-guard forming an integral part of the case; and the Oysterlock safety clasp that prevents accidental opening.

Rolex Watches New Collection :

Illustration

Description

The safety features of the Yacht-Master 40: a screw-down fluted case back closing the case like a vault; the crown-guard forming an integral part of the case; and the Oysterlock safety clasp that prevents accidental opening.