Omega Speedmaster Mark II Co-Axial Chronograph Watch - 42.4 mm Steel - Sedna Gold Case - Grey Dial - Steel And Sedna Gold Bracelet - 327.20.43.50.01.001 IW510106 openworked dial with one different-coloured

openworked dial with one different-coloured counter

El Primero movement with hours and minutes in the centredate indication at 6 o'clock

this timepiece exemplifies robustness and versatility

hand-type Date

Omega Speedmaster Mark II Co-Axial Chronograph Watch - 42.4 mm Steel - Sedna Gold Case - Grey Dial - Steel And Sedna Gold Bracelet - 327.20.43.50.01.001 IW510106 openworked dial with one different-coloured42. 4 mm x 46. 2 mm steel sedna gold case, 18K sedna gold bezel, sapphire crystal with anti reflective treatment on both sides, grey dial, caliber 3330 self winding movement with chronograph function, approximately 52 hours of power reserve, steel and 18K sedna gold bracelet. Water resistant to 100 m (330 ft).