How much does a 3.00 to 4.99ct D IF lab grown oval diamond cost?

As of October 2026, 3.00 to 4.99ct D IF lab grown oval diamonds typically cost $2,191 NZD to $14,265 NZD, with a median price of $4,561 NZD. There are currently 1,899 diamonds matching this specification available across retailers.

Where can I find the best price on a D IF oval diamond?

About 35% of these diamonds are available at multiple retailers, with an average price spread of 104%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D IF Lab Grown Oval

Quick answer

As of October 2026, there are 1,899 lab grown oval diamonds with D colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $2,191 NZD to $14,265 NZD, with a median of $4,561 NZD. At least 55 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 104%. Half of all listings fall between $1,048 NZD and $2,803 NZD per carat. The same specification in natural form lists at a median of about $57,704 NZD per carat. Over the last 30 days the median price moved -20.6% and the number of listings moved +8.1%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Oval lab grown stones in the index: 453 USD per carat, -7.4% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

1,899

Lowest Price

$1,547 NZD

Highest Price

$58,233 NZD

Average Price

$6,748 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

34.5%

Price Spread

104.0%

30-Day Price Trend

-20.6%

30-Day Supply Change

+8.1%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$951/ct

10th Percentile

$408

Median

$951

90th Percentile

$2,683

Score Distribution

5.8K diamonds scored across 5 quality tiers

Exceptional

91 (1.6%)

Excellent

1,900 (32.9%)

Very Good

2,027 (35.1%)

Good

1,558 (27.0%)

Average

195 (3.4%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1