OmegaVintage Constellation ChronometerREF NUMBER: 2852OmegaVintage Constellation ChronometerREF NUMBER: 2852ModelConstellationCase Diameter35.0 mmDial NumeralNo NumeralsMovementMechanical AutomaticPower Reserve46 hManufacture Year-Dial MaterialWhiteDial Movement CaliberOmega 505Case MaterialRose GoldWater Resistance50.0 m