ROLEX REF. 116400 MILGAUSS STEEL
Rolex, "Oyster Perpetual Milgauss, Superlative Chronometer Officially Certified", case No. M397802, Ref. 116400. Made in 2007.
Fine, center seconds, self-winding, water-resistant, stainless steel
wristwatch, anti-magnetic to 1000 Gauss with a stainless steel Rolex
Three-body, polished and brushed, signature reflector, screwed-
down winding crown and case back engraved: "Rolex Oyster -
Milgauss", special anti-magnetic shield, sapphire crystal.
Black with applied luminous white gold baton indexes, outer
minute/seconds track with orange 5-minute square indexes. Luminous
white gold baton hands, orange lightning seconds hand.
Cal. 3131, rhodium-plated, fausses cotes and oeil-de-perdrix
decoration, 31 jewels, straight-line lever escapement, monometallic
balance adjusted to temperature and 5 positions, shock
absorber, self-compensating free-sprung Breguet balance spring,
Microstella regulating screws, hack mechanism.