The omega ladies constellation tahiti features a quartz movement stainless steel case and strap this collection of watches as a tahiti mother of pearl dial which features 12 diamond indexes in rhodium plated holders which match the polished facetted hands the watch is watch resistant to 100 metresomega constellation12310246057003 case size 24 mmcase stainless steelglass crystal domed scratch resistant sapphire crystal with anti reflective treatment insidemovement quartzwater re