.50 TCW; Size 7.5 Band width: 1.5mm with 3.5mm center opening; N/A; 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 mined diamonds.; Please allow 10-14 days to process your order; 14K Yellow Gold with Lab Grown Diamonds; Made in USA