Rolex introduces for the first time the greatest Triumph in Watch-making.
The Wonder Watch that Defies the Elements.
MOISTURE PROOF-WATER PROOF-HEAT PROOF-VIBRATION PROOF-COLD PROOF-DUST PROOF
Being hermetically sealed the Rolex "Oyster" is proof against changes of climate, dust, water, damp, heat, moisture, cold, sand or grease; it can, in consequence, be worn in the sea or bath without injury, nor would arctic or tropical conditions affect the wonderful precision of its beautifully poise movement. The introduction of the Rolex "Oyster" model marks an unique development in forward stride of the chronometirc science, and perfect timekeeping under all conditions is at last a possibility.