Omega ladies de ville hour vision omega co axial master chronometer 41 mm the case is made from 18ct sedna gold with a unique two zone opaline silver dial that delivers an instant impression of refinement the slim hands and roman numeral indexes are also made with 18ct sedna gold presented on a brown leather strapmovement self winding movement with co axial escapementpower reserve 60 hours case 18ct rose goldcase diameter 41 mmstrap brown leatherdial silverwater resistance 100