Jenis, mutiara, Harganya, mahal, langka, berkilauan, pasaran, Mutiara, Lombok, South, Sea, Pearls, Akoya, Tahitian, Air, Tawar, Biwa, jepang, Utara, Kyoto, Cina, Timur, Per, gram, murah, mahal, terjangkau, hemat, ekonomis, diskon, grade, B, AAA, AA, A, putih, hitam