OMEGA Constellation

The Omega Constellation reference 131.30.41.21.04.001 has a 41 mm steel case. The case is 13.5 mm thick and measures 44 mm lug to lug. The Constellation runs on the self-winding Omega Calibre 8900, which has a Co-Axial escapement and a 60 hour power reserve. A domed sapphire crystal with anti-reflective treatment on both sides covers the white dial. The watch is a Master Chronometer with a date display, and the case has a display back. Omega rates the case to 50 metres. A steel bracelet is fitted, closed by a foldover butterfly clasp with comfort setting.