For the ultimate yes moment, profess your love with this certified emerald-cut lab-grown diamond engagement ring from kleinfeldâ® x zales. Crafted in sleek platinum the 3 ct. Certified emerald-cut lab-grown diamond boasts a color rank of f and clarity of vs2. Graduated-size lab-grown diamonds sparkle along the shank while a dress-inspired gallery design shimmers with lab-grown diamonds. This engagement ring dazzles with 3-3/4 cts. T. W. Of lab-grown diamonds. This style includes a qr code tag to access your gsi certification report. Designed exclusively for zales.