Beautifully unique Black Lava earrings with 4mm and 6mm Swarovski red crystals, a sterling silver heart charm and sterling silver earwires. These genuine 8mm lava beads are dark black with pits and craters, no two beads are the same. They measure about 2 1/2 inches long by 1 1/4 inches wide. These are handcrafted and brand new. Earrings may vary slightly from the photo.