Omega Speedmaster '57 Omega Co-Axial Chronograph Watch - 41.5 mm Steel Case - Brushed Bezel - Black Dial - 331.10.42.51.01.001 ceramic Rolex calibre 2236 automatic movement

Rolex calibre 2236 automatic movement with centre hour

caliber 8520 self-winding movement with automatic winding in both directions to reduce winding time

5 mm titanium case with anti-magnetic properties

sand-blasted grade 5 titanium dial with orange Arabic numerals

stainless steel bracelet with 18K yellow gold

Omega Speedmaster '57 Omega Co-Axial Chronograph Watch - 41.5 mm Steel Case - Brushed Bezel - Black Dial - 331.10.42.51.01.001 ceramic Rolex calibre 2236 automatic movement41. 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.