Omega Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph - 42 mm Steel Case - Black Step Dial - 310.30.42.50.01.001 37 yellow Rolesor Oyster bracelet with

yellow Rolesor Oyster bracelet with flat three-piece links

5 mm stainless steel case with helium escape valve

delivering enduring allure and timeless sophistication

Luminescent hour markers and hands grace the dial

The 30-minute counter at 3 o'clock and 12-hour counter at 9 o'clock offer impeccable timing

Omega Speedmaster Moonwatch Professional Co-Axial Master Chronometer Chronograph - 42 mm Steel Case - Black Step Dial - 310.30.42.50.01.001 37 yellow Rolesor Oyster bracelet with42 mm steel case, anodised aluminium bezel ring, hesalite crystal with omega logo in the centre, black step dial, Calibre 3861 manual winding chronometer movement with chronograph and small seconds. Water resistant to 50 metres (167 feet).