Description
Omega 231.20.30.20.55.004
Case Shape Round
Case Dimensions 30mm
Case Thickness 10mm
Case Material Stainless Steel & Yellow Gold
Dial Color Mother of Pearl
Crystal Scratch Resistant Sapphire
Bezel Fixed
Screw-in Crown Yes
Water Resistance 150m/500ft.
Case Back Transparent
Band Material Stainless Steel
Color/Finish Brushed
Clasp Push Button Folding Clasp
Movement Automatic - Chronometer
COSC Certified Yes
Stainless steel brushed finished case and bracelet
18KT Yellow gold bezel and crown
White Mother of Pearl dial with a linear textured design.
11 Diamond hour markers.
Date window located at the 3 o'clock position.
Features Omega caliber 8520 movement: Self winding movement with Co-Axial Escapement which contributes to greater precision, stability and durability & reduces the necessity of lubrication thus reducing the time required between servicing. The rotor win & bridge are finished with a unique "arabesque" Cotes de Geneva finish.
Power Reserve: 50 hours