Pink, beige and white Agate necklace. This natural stoned 2 layers necklace comes with earrings. Earrings are white agate, have oval shape, the size of the stone is 20mm length, and 10mm width. But stones of necklace have different sizes and shapes; the biggest stone is 22mm length and 22mm width. This stone was named by Greek philosopher and naturalist Theophrastus, who discovered the stone along the shore line of the river Achates sometime between the 4th and 3rd centuries BC. You will really enjoy owning this precious necklace.