The Rolex Oyster Perpetual Milgauss is a wristwatch model introduced by Rolex in 1956 with model number 6541. The Milgauss was designed as an antimagnetic watch specifically for those who worked in power plants, medical facilities and research labs where electromagnetic fields can cause havoc with the timing of a watch. The current model Milgauss is equipped with a magnetic alloy (Parachrom-Blu) hairspring and movement encased by a magnetic shield.  The name Milgauss is derived from the Latin mille, which means one-thousand,.. Read More