OMEGA Speedmaster 38

The Omega Speedmaster 38, reference 324.63.38.50.02.003, is a 38 mm rose gold chronograph. The case measures 14.7 mm thick with a lug-to-lug of 44.9 mm, and the silver dial sits beneath a sapphire crystal treated with anti-reflective coating on both sides. Inside is the self-winding calibre 3330, a column-wheel chronograph movement with Co-Axial escapement and a free sprung-balance fitted with a silicon hairspring, certified as a chronometer. Power reserve runs to 52 hours. Beyond the chronograph function, the watch adds a date display, small seconds and a tachymeter scale for measuring speed. It comes on a brown alligator leather strap fastened with a foldover clasp in Sedna gold. The case holds its rating of 100 metres.