OMEGA De Ville Ladymatic

Omega's De Ville Ladymatic 425.20.34.20.55.004 has a 34 mm round case in steel and gold. The case is 11.95 mm thick, with a lug-to-lug of 41.6 mm. Omega calibre 8520 is self-winding, with a Co-Axial escapement and a 50 hour power reserve. A domed sapphire crystal has anti-reflective treatment on both sides. The watch is a chronometer with a date window at 3 o'clock, and eleven indexes are set with diamonds. The case has a display back and a screw-down crown. Omega rates the case to 100 metres. A steel and gold bracelet with a butterfly clasp is fitted to the watch.