They should, IF they're clear (unflawed) and of sufficient size. Most lab-grown Earth diamonds are grown for their cutting/hardness qualities, not appearance/jewelry use. #Realmslore

Depends on the place. The gemcutters in Athkatla and Mirabar are peerless. Topnotch ones in Waterdeep and Zazesspur, too. Elsewhere, the gamut is on offer. ;} #Realmslore