NZ 4 Carat Lab-grown Diamond Prices

    The current price for a 4 carat lab-grown diamond in New Zealand is $2,166.05, calculated from 17,324 diamonds that match this carat weight and type in our database, and has decreased by 14.46% over the last 7 days.

    Prices for these diamonds range from $531.86 to $39,258.00, depending on factors such as the diamond shape, color, and clarity.

    Overall, the price trend for 4 carat lab-grown diamonds over the past three weeks shows a consistent decrease in diamond prices.

    The 7-day change is a significant decrease of 14.46%, the 14-day change is a sizable decrease of 14.86%, and the 21-day change is a considerable decrease of 20.76%.

    These downward trends in diamond prices could suggest weakening demand or increased supply.

    4 Lab Diamond Prices by Shape in New Zealand

    The most expensive shape for 4 carat lab-grown diamonds is currently oval, priced at $2,637.00.

    The least expensive shape for 4 carat lab-grown diamonds is currently emerald, priced at $1,683.00.

    This is a difference of $954.00, meaning that oval diamonds are 56.68% more expensive than emerald diamonds at the same carat weight.

    These insights into lab-grown diamond prices aim to help you make an informed decision when selecting the best diamond shape for your needs.

    4 Carat Diamond Prices in Ireland, Ranked by Diamond Shape

    Click on any diamond shape to see more detailed pricing information.

    Shape of Diamond Current Price (NZ$) 7-Day % Change
    Oval 2,475.89 -0.63%
    Cushion 2,409.32 -0.63%
    Radiant 2,286.23 -0.63%
    Asscher 2,194.43 -0.63%
    Emerald 2,084.70 -0.63%
    Round 2,084.19 -0.63%
    Marquise 1,621.59 -0.63%
    Princess 1,574.82 -0.63%
    Pear 1,494.98 -0.63%
    Heart 1,482.06 -0.63%