Laboratory Diamond Jewellery › 1.79Ct Oval Lab Diamond Ring. IGI Certified - SQ4560976 Image 1 of 5 Image 2 of 5 Image 3 of 5 Image 4 of 5 Image 5 of 5 1.79Ct Oval Lab Diamond Ring. IGI Certified - SQ4560976 $6,370.00 18Kt White Gold Oval Shaped Lab Diamond Ring. Total Diamond Weight 1.79Ct. IGI Certified F Colour VVS2 Clarity Add To Cart Added! 18Kt White Gold Oval Shaped Lab Diamond Ring. Total Diamond Weight 1.79Ct. IGI Certified F Colour VVS2 Clarity