Steel Omega Ladies Seamaster Aqua Terra 188.8.131.52.06.001. Automatic Co-Axial Chronometer movement. Brushed steel 30mm case with polished steel bezel. Water resistant to 150 meters. Teck-Grey dial. Luminous hands and hour markers. Steel bracelet with folding clasp. Unworn. Box and papers dared September 2010. Our reference W3538.