Omega speedmaster chronoscope master chronometer blu full set 329.30.43.51.03.001 new never worn 03-2022. speedmaster chronoscope 43 mm, steel on steel reference: 329.30.43.51.03.001 movement calibre: omega 9908 manual-winding chronograph with column wheel mechanism and co-axial escapement. certified master chronometer, approved by metas, resistant to magnetic fields up to 15,000 gauss. silicon balance spring, 2 barrels mounted in series, time zone function. central hour, minute and chronograph seconds hands, small seconds counter, 12-hour and 60-minute recorders. rhodium-plated finish with “côtes de genève” in arabesque. power reserve: 60 hours glass scratch-resistant sapphire crystal with anti-reflective treatment on both sides water-resistance 5 bar (50 metres / 165 feet) link to omega website case & dial case: steel case diameter: 43 mm lug width: 21 mm lug to lug: 48.60 mm dial colour: blue total product weight (approx.): 145 bracelet material: steel buckle type: folding clasp with comfort adjustment features anti-magnetic, chronograph, chronometer, master chronometer certified, pulsometer, small seconds, tachymeter, transparent case back, time zone function, telemeter.