 As for lab-grown diamonds, we show the highest quality Mermaid lab-grown diamonds not available anywhere else but Mervis. The cherry on top is our designer rings, which will show off your diamond like no other. It's rude not to stare. Visit Mervis today. We're at 800-HER-LOVE or MervisDiamonds.com. That's 800-HER-LOVE or MervisDiamonds.com. It's 538.