Omega Speedmaster Moonwatch Blue Side of the Moon 44.25 mm | 304.93.44.52.03.001Brushed finished blue ceramic case with polished finished beveled corners. Polished blue ceramic bezel with satin finished liquid metal tachymeter scale. Polished blue ceramic crown and chrono buttons. Polished blue zirconium oxide ceramic dial, with [ZrO2] engraved on the dial directly above the center hands. Applied index hour markers with luminescent fill. Printed white minute seconds and fractions of a second track. Polished hour and minute hands