Callisto is made in 9 carat gold, with a stick in 14k. The Ring got a big fine natural pink color freshwater pearl 11 mm and a little natural color pink freshwater pearl 5mm.
Space seeks to elevate the peachy-pink pearl to as high a regard as a fine diamond, making it stand out from the rings.
All the rings from' Space' are cool to mix together as well.
They are either made in silver & gold mixed together, or only gold.