Omega Speedmaster '57 Omega Co-Axial Chronograph Watch - 41.5 mm Steel Case - Brushed Bezel - Black Dial - 331.10.42.51.01.001 Lugs the steel and bright black

the steel and bright black dial adorned with index hour markers exudes both refinement and clarity

With an approximate 72-hour power reserve and waterproofing up to 100 meters (330 feet)

diamond-set 18K white gold dial with white gold Royal Oak hands with luminescent coating

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grey lacquered dial with sunray pattern base

Omega Speedmaster '57 Omega Co-Axial Chronograph Watch - 41.5 mm Steel Case - Brushed Bezel - Black Dial - 331.10.42.51.01.001 Lugs the steel and bright black41. 5 mm stainless steel case, transparent back, brushed bezel with with tachymeter scale, scratch resistant sapphire crystal with anti reflective treatment on both sides, black dial, self winding chronometer Omega 9300 movement with Co Axial Escapement, chronograph, date, and small seconds, approximately 60 hours of power reserve, stainless steel bracelet. Water resistant to 100 m.