It is a basic pearl earrings assembled in India . Those sea water pearl are imported. If you want silver string and Japanese pearls , the price could be a little bit higher .The size could be 5mm-10mm . 
印度加工珍珠耳環,可選粉,白,紫,黑,5MM-10MM,若要日本進珠或銀耳針,價錢會另外報價。