OmegaVintage Ladymatic Yellow GoldREF NUMBER: 511.212OmegaVintage Ladymatic Yellow GoldREF NUMBER: 511.212ModelLadymaticCase Diameter18.0 mmDial NumeralStickMovementMechanical HandwoundPower Reserve38 hManufacture Year-Dial MaterialChampagneDial Movement CaliberOmega 485Case MaterialYellow GoldWater Resistance50.0 m