THIS ROUND PLATINUM MOUNTING IS 1 INCH IN DIAMETER AND CAN ACCOMMODATE A 1.0 CT STONE AND IS SHOWN WITH A 1.0 CT CZ. SURROUNDING THE CENTER STONE ARE .50 CT TW OF DIAMONDS THAT WILL ENHANCE THE CENTER STONE OF YOUR CHOICE. THERE ARE ADDITIONAL DIAMONDS ON EITHER SIDE OF THE SHANK. THIS RING IS A FABULOUS ENGAGEMENT RING OR A RIGHT HAND RING.