1.50 CT Diamond Center stone halo ring, with EGL International Certificate( Will be verified by 3rd party lab). It has Appraisal and is offered at a fair market listing price. We at Diamocycle do not verify the color and clarity of EGL diamond certificates, but we use a conversion formula to calculate an estimated fair market value. An EGL international certificate is generally considered 2-3 color grades and 1-2 clarity grades less than GIA. This lab is no longer in business. Our 3rd party gem lab will offer its own opinion of color and clarity.