1.Synthetic Opal Stone1. 2.7-10days delivery 3.All colors and sizes are available. 4.high quality 1)China A-shiny Jewelry Company :we are one professional jewelry manufactuer,wholesaler and expoertor in Shenzhen of China,engaged in all kinds of jewelry in 925 Sterling silver,brass,alloy,316steel studded with a large variety of stones,such asCZ,crystal,opal, pearl,genuine stones,diamond and so on ...