The Earth is represented by a lovely blue piece of Azurite Malachite, the Moon by a gorgeous piece of Copper Calcite, and the dark glittering of space around them by black spinel.
Design size: 1 1/2" x 1/2" wide (38mm x 12mm)
Ring band size : US 7-8
Material: silver plated brass, copper calcite, azurite malachite, black spinel