For sale, a used dial for ETA or Unitas 6498 and 6498, original vintage Swiss made. Also fits Chinese ST3600, 3620, etc. 

This listing for DIAL ONLY. For hands pictured, see listing on my account.

Diameter approx 37.1mm.  
This dial is a bit higher quality enamel than many similar 1970s/1980s 6498 dials. The second photo shows the nice shine at an angle.

Sold as is, see photos. No returns or warranty.