How much can you sell a 1 carat diamond for? Typically, only the center stone of your ring or necklace will hold any ...

The 1-carat diamond price index gained 0.7% monthly but is 20% lower in annual terms, the agency reported. The 3-carat diamond price index dropped by 0.3% in April and by 0.9% year-to-date.

As we know, your engagement ring has 1 carat diamond with the colour F and a VVS1 clarity which if natural would be a stunning gem but as this is lab-grown, it wont hold much of a resale value.