Laboratory Diamond Jewellery › 1.28Ct Lab Diamond Ring Set with 7 Stones - SQ8792354 Image 1 of 2 Image 2 of 2 1.28Ct Lab Diamond Ring Set with 7 Stones - SQ8792354 $3,700.00 18Kt White Gold Ring set with Lab Diamonds. Total of 7 Stones. Total Diamond Weight 1.28Ct. Add To Cart Added! 18Kt White Gold Ring set with Lab Diamonds. Total of 7 Stones. Total Diamond Weight 1.28Ct.