Lab Grown Diamonds Mar 5, 2024 3.25 ct double band cushion cut engagement ring2.75 ct multidiamond engagement ring in platinum75 ct three stone marquise white gold1 ct approx three-stone engagement ring in yellow gold2.75 ct approx side-stone ring in platinum1.75 ct three stone ring in yellow gold1.5 ct approx classic 6-prong solitaire engagement ring in platinum1.25 ct approx princess-cut halo engagement ring in white gold1.75 ct yellow gold