This 2-piece set includes a necklace, earrings, or earrings made of jet, which has been used as morning jewelry (jewelry to commemorate the deceased) in various countries since ancient times, and is attractive for its jet black luster and lightness. The necklace and earrings use large beads of approximately 10mm. The fastener is a screw type and does not contain metal. It can be used regardless of sect.