Black and White Banded Agate Oval cab
Banded Black Agate oval cabs - great ring and smaller pendant sizes.
Flat backed and fully polished - some may have some roughness/nibbles at the base rims, which could be covered with a bezel - reflected in the price.
18 x 13 mm approx - some variation between stones and dome heights.
Your gem will be selected at random from these pictured.