Steel Rolex Explorer II Ref. 216570. Automatic Rolex 31287 caliber movement. Larger 42mm case. Water resistant to 100 meters. Paraflex shock absorbers, non magnetic parachrom hairspring. Black Maxi dial with applied luminous hour markers, third Orange hand for second time zone which has returned to the arrow shape and color of the original 1971 model. Steel Oyster lock bracelet. Box and papers. Box and papers November 2011 Our reference S19119.