OMEGA Constellation

The Omega Constellation 131.23.41.21.03.001 has a 41 mm case in gold and steel, paired with a tungsten bezel and a leather strap. The blue dial is protected by a sapphire crystal and features an annual calendar and date display, viewable also through the sapphire display back. It is powered by the automatic Omega calibre 8923, a Master Chronometer movement with a 60 hour power reserve, and the case is water resistant to 100 metres.