Ref. 131.63.41.21.01.001
The Omega Constellation 131.63.41.21.01.001 has a 41mm yellow gold case with a tungsten bezel, paired with a black dial and leather strap. It is fitted with a sapphire crystal and a display back that reveals the automatic Omega calibre 8923, a Master Chronometer movement offering 60 hours of power reserve. The watch features an annual calendar with date, and it is water resistant to 100 metres.
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Men
CASE
Diameter
41mm
Case Material
Yellow Gold
Water Resistance
100m
Crystal
Sapphire Crystal
Bezel Material
Tungsten
MOVEMENT
Movement Type
Automatic
Caliber
8923
Power Reserve
60h
Frequency
25,200 vph
Jewels
39 jewels
DIAL
Dial Color
Black
BRACELET/STRAP
Bracelet/Strap
Leather
FEATURES & COMPLICATIONS
Annual calendarDateMaster ChronometerChronometerDisplay back