Laboratory Diamond Jewellery › 2.62Ct Lab Grown Diamond Studs - SQ8237668 Image 1 of 1 2.62Ct Lab Grown Diamond Studs - SQ8237668 $4,850.00 sold out 2.62Ct Total Weight Lab Grown Diamond Studs. Set in 18kt White Gold. F Colour SI2. IGI Certified. Sold Out Added! 2.62Ct Total Weight Lab Grown Diamond Studs. Set in 18kt White Gold. F Colour SI2. IGI Certified.