Royal ring in white gold. You don't have to be a princess or queen to carry this beautiful crown. Ro Copenhagen Royal rings are designed so that they can be carried alone or together as a couple. A beautiful match could be the royal ring with dots. Made in 18K white gold and with a diamond. This royal ring is made in 18K white gold. Set with a calm signature diamond. Brill.0.003ct TW.VS. The Royal Ring is also made in 18K Gold.