1.88 Mid-Century Diamond Earrings in Platinum1. 88 Mid Century Diamond Earrings in Platinum. These unique Mid Century earrings feature 1. 88 carats of Round Brilliant cut diamonds finished in platinum. Set in a floral arrangement, two (2) . 22 carat diamonds are mounted in bezels at the center of the earrings. A halo of twenty six (26) diamonds surround the center stones and decorate the platinum stud backings. Cut for maximum brilliance and set in shimmering white gold, these vintage earrings