While made for a princess cut, this square trellis solitaire works with a 9mm Flander’s Brilliant (as shown), a 9mm Cartier, 9mm Jubilee, 8.5mm LucidaZ, 8.5mm RegenCZ, or a 9.5mm Cushion cut. The shank measures 4.5mm tapering down to 3mm at the back of the finger. Other sizes are available, contact us for variations in size and metal. Listed as white gold, but is actually rose gold. Let us know which color you prefer! Price does not include stone.