Wena By Sony Watch Head Chronograph Black WNWHWC01BB.AE. A classic and functional Chronograph, elegant and simple with a base dial and outer ring.?The name wena stands for, wear electronics naturally, and expresses how everyday products can evolve with innovation. Choose a wena wrist pro or wena wrist active smart band, combine it with your precious watch or a new watch face, then discover a whole range of smart functions without compromising tradition.