Omega Seamaster Aqua Terra Co-Axial Day-Date Watch - 41.5 mm Red Gold Case - Teak-Silver Dial - 231.50.42.22.02.001 IW391407 manually wound caliber 25-21 REC

manually wound caliber 25-21 REC movement

caliber 8520 self-winding movement with date window at 3 o'clock

screw-down crown with triplock triple waterproofness system

dark brown alligator leather strap

6 mm platinum case

Omega Seamaster Aqua Terra Co-Axial Day-Date Watch - 41.5 mm Red Gold Case - Teak-Silver Dial - 231.50.42.22.02.001 IW391407 manually wound caliber 25-21 REC41. 5 mm 18K red gold case, transparent back, screw in crown, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, teak silver dial with index hour markers, self winding chronometer Omega 8612 movement with Co Axial Escapement and day date display, approximately 55 hours of power reserve, 18K red gold bracelet. Water resistant to 150 m.