TRUE LAB GROWN DIAMONDS - Our lab grown diamond stud earrings are a more affordable, more socially responsible, and more sustainable alternative to earth-mined diamonds. Compared to earth-mined diamonds, lab grown diamonds result in less carbon emissions, less water usage, less disruption of land, and less human impact. 14K GOLD & DIAMOND SPECIFICATIONS - All parts, including the baskets, posts, and backs, are crafted in genuine 14k Gold. The total diamond weight for each pair is 1/4 carats (0.25 ct.tw.) while each diamond measures approximately 4mm across. Diamonds are carefully hand-set in a classic & secure, 4-prong, basket setting with premium posts and reliable backs. IGI QUALITY CERTIFIED - Stud earrings are assessed and authenticated by the IGI (International Gemological Institute); a leading worldwide gem laboratory. Earrings are certified with a MINIMUM I-J COLOR and MINIMUM SI1-SI2 CLARITY. Each diamond is laser inscribed and each earring is stamped with "14k" and our hallmar