Laboratory Diamond Jewellery › 0.60ct Lab Diamond Stud- SQ5256028 Image 1 of 1 0.60ct Lab Diamond Stud- SQ5256028 $2,425.00 18kt white Gold Lab Diamond Stud Earrings with a TDW of 0.60ct. D VVS1. Add To Cart Added! 18kt white Gold Lab Diamond Stud Earrings with a TDW of 0.60ct. D VVS1.