These sparkling 1.51ctw round, brilliant cut diamond solitaire earrings, are set in a 14k white gold four prong mounting. The diamonds are I1 clarity and E color. If you would like these earrings set in 14k yellow gold or platinum, please contact us directly for pricing. Buy the size you want now, and trade them in later for a larger size. As long as the diamonds are not damaged, we will give you what you paid toward the purchase of the new diamond earrings.