How much does a 5.00ct+ D IF natural round diamond cost?

As of October 2026, 5.00ct+ D IF natural round diamonds typically cost $435,637 AUD to $1,101,489 AUD, with a median price of $672,716 AUD. There are currently 19 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 39%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ D IF Natural Round

Quick answer

As of October 2026, there are 19 natural round diamonds with D colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $435,637 AUD to $1,101,489 AUD, with a median of $672,716 AUD. At least 38 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 39%. Half of all listings fall between $72,205 AUD and $107,112 AUD per carat. The same specification in lab grown form lists at a median of about $7,254 AUD per carat. Over the last 30 days the median price moved +2.1% and the number of listings moved +2.5%.

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. Round natural stones in the index: 2,248 USD per carat, +7.6% 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

Lowest Price

$167,721 AUD

Highest Price

$3,294,151 AUD

Average Price

$743,495 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

41.8%

Price Spread

39.0%

30-Day Price Trend

+2.1%

30-Day Supply Change

+2.5%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$62,961/ct

10th Percentile

$43,516

Median

$62,961

90th Percentile

$86,951

Score Distribution

37 diamonds scored across 5 quality tiers

Exceptional

1 (2.7%)

Excellent

7 (18.9%)

Very Good

12 (32.4%)

Good

6 (16.2%)

Average

11 (29.7%)

Find Your Diamond

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

Lab-Grown D IFSame specifications, lab-grown origin

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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