From the Luxe collection; A trio of emerald-cut certified lab grown diamonds shines in this stunning engagement ring; Lab-grown diamonds: 4.40 total carat weight; color/clarity: LG-EF/VS; Lab-grown diamond center stone: 2.4 total carat weight; 18K yellow gold; Lab-grown diamonds are created using specialized equipment in a lab, and are optically, physically, and chemically the same as natural diamonds; After being grown in the lab, they are cut and polished in a similar fashion and measured with the same 4 C's (cut, color, clarity, and carat weight) as natural diamonds; Almost all gemstones and blue and black diamonds have been treated to enhance their beauty and require special care; Photo may have been enlarged and/or enhanced; All gemstone carat weights (tcw) are approximate; variance may be 0.05 carat.; Imported