OMEGA Constellation

The Omega Constellation 131.50.41.21.99.001 is housed in a 41 mm yellow gold case with a tungsten bezel and matching yellow gold bracelet, paired with a yellow dial and sapphire crystal. It is powered by the automatic Omega calibre 8923, a Master Chronometer movement certified as a chronometer, offering an annual calendar with date display and 60 hours of power reserve. The case back is transparent, allowing view of the movement, and water resistance is rated to 100 meters.