Retro 4 prongs setting?? 6 carat big radiant cut cz diamond luxury ring?? the most favorite of some who likes big zirconia. Especially popular among US men as a perfect idea gift for wives?? mothers??and lovers of Christmas?? thanksgiving?? mother's day?? anniversary?? valentine's day</br>Ring width: 0.53"ing has 5.5 / 6 / 6.5 / 7 / 8 / 9 sizes?? Please choose as we listed. Size 5.5: diameter