Omega Constellation Manhattan Co-Axial Master Chronometer Watch - 29 mm Steel And Yellow Gold Case - Mother-Of-Pearl Diamond Dial - 131.20.29.20.55.002 Selfwinding and has a power reserve

and has a power reserve of approximately 48 hours

every single gear and moving parts (All 326 parts)

Omega 4061 quartz movement with long life feature to maximize the autonomy of the battery

bezel set with 50 baguette-cut diamonds

Omega Constellation Manhattan Co-Axial Master Chronometer Watch - 29 mm Steel And Yellow Gold Case - Mother-Of-Pearl Diamond Dial - 131.20.29.20.55.002 Selfwinding and has a power reserve29 mm stainless steel and 18K yellow gold case, transparent back, bezel engraved with Roman numerals, domed scratch resistant sapphire crystal anti reflective treatment on both sides, pearled mother of pearl dial with diamond hour markers and a date window at the 6 o'clock position, Caliber Omega 8700 self winding movement with co axial escapement, chronometer, date, approximately 50 hours of power reserve, stainless steel and yellow gold bracelet.