The OMEGA Constellation Automatic Ladies Watch is characterised by its famous half-moon facets and “claws” that curve around the case giving it a dramatic appearance with a design built to last. At A Glance Presented on a grey leather strap34mm stainless steel case and a bezel with engraved Roman NumeralsThe polished hour markers, hands, OMEGA logo and Constellation star are all in 18K white goldSmall seconds sub dial and central minute track are circled by ringsTransparent back caseDomed scratch-resistant sapphire crystalWater resistance up to 50mThe timepiece is powered by the OMEGA Co-Axial Master Chronometer Calibre 8802 with a power reserve of 55 hours