Platinum, 18kt gold, or 14 kt gold may be selected for this February birthstone ring from deBebians. The AAA quality amethysts will be set into either a shared prong setting. Our 5 stone rings are manufactured in the USA with the fine craftsmanship and distinguished care for which deBebians is known. The five, round brilliant cut gems have a total carat weight of about 0.50 cttw, which complement the 3mm width of the ring.