Laboratory Diamond Jewellery › 1.50Ct Lab Diamond Ring IGI Certified - SQ4855850 Image 1 of 3 Image 2 of 3 Image 3 of 3 1.50Ct Lab Diamond Ring IGI Certified - SQ4855850 $5,280.00 sold out 18Kt Rose and White Gold Lab Diamond Ring set with 1.50 Ct. GSI2 IGI Certified Lab Diamond Sold Out Added! 18Kt Rose and White Gold Lab Diamond Ring set with 1.50 Ct. GSI2 IGI Certified Lab Diamond