- Volupté 18K White Gold Lab Grown Diamond Solitaire Pavé Diamond Engagement Ring$1,950.00Total diamond weight .80ctBluma 14K White Gold Halo Pear-Shaped Lab-Grown Diamond Accented Engagement Ring$1,800.00Total diamond weight .75ct3-4 carat princess-cut diamond modern semi-eternity band for ladies$1,825.00Total diamond weight .75ct