How much does a 5.00ct+ D IF lab grown oval diamond cost?

As of October 2026, 5.00ct+ D IF lab grown oval diamonds typically cost $10,137 AUD to $42,074 AUD, with a median price of $19,940 AUD. There are currently 112 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 92%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ D IF Lab Grown Oval

Quick answer

As of October 2026, there are 112 lab grown oval diamonds with D colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $10,137 AUD to $42,074 AUD, with a median of $19,940 AUD. At least 46 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 92%. Half of all listings fall between $2,701 AUD and $6,405 AUD per carat. The same specification in natural form lists at a median of about $71,612 AUD per carat. Over the last 30 days the median price moved -15.9% and the number of listings moved +14.7%.

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

112

Lowest Price

$8,004 AUD

Highest Price

$113,681 AUD

Average Price

$24,296 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

36.4%

Price Spread

91.6%

30-Day Price Trend

-15.9%

30-Day Supply Change

+14.7%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$2,840/ct

10th Percentile

$1,485

Median

$2,840

90th Percentile

$6,048

Score Distribution

375 diamonds scored across 5 quality tiers

Exceptional

3 (0.8%)

Excellent

110 (29.3%)

Very Good

116 (30.9%)

Good

126 (33.6%)

Average

20 (5.3%)

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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