The Omega DeVille LadyMatic reference 425.25.34.20.55.003 has its case and bracelet done in a combination of yellow gold and stainless steel. The bezel is diamond-set, as are its hour markers.
Movement Type
Automatic
Caliber
8520Reserve
50
Frequency
25200
Hands
Center Seconds
Shape
Round
Glass
Sapphire
Thickness
11.95 mm
Diameter
34.00 mm
Water Resistance
100.00 m
Dial Color
White
Material
Diamond
Buckle
MOP