Self-winding chronograph movement with Co-Axial Escapement and free sprung balance. Date, day indicator, hour, minute and continuous small seconds hands. Central chronograph hand, 30-minute totalizer, 12-hour totalizer and 7-day totalizer. Day-date change at midnight with instantaneous jump. Luxury finish with Geneva waves. Officially certified chronometer.
All watches using this caliber:
4188.8.131.52.06.001 Omega De Ville Co-Axial 41 Chronograph 4 Counters Stainless Steel / Grey / Bracelet
4184.108.40.206.06.001 Omega De Ville Co-Axial 41 Chronograph 4 Counters Stainless Steel / Grey / Alligator
4220.127.116.11.09.001 Omega De Ville Co-Axial 41 Chronograph 4 Counters White Gold / Ivory / Alligator
18.104.22.168.01.001 Omega Constellation Co-Axial 44 Chronograph Double Eagle Four Counters Stainless Steel / Black / Rubber