How much does a 3.00 to 4.99ct G FL natural round diamond cost?

As of October 2026, 3.00 to 4.99ct G FL natural round diamonds typically cost $99,991 AUD to $133,054 AUD, with a median price of $117,398 AUD. There are currently 2 diamonds matching this specification available across retailers.

Where can I find the best price on a G FL round diamond?

About 18% of these diamonds are available at multiple retailers, with an average price spread of 21%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct G FL Natural Round

Quick answer

As of October 2026, there are 2 natural round diamonds with G colour and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $99,991 AUD to $133,054 AUD, with a median of $117,398 AUD. At least 11 retailers stock this exact specification, and 18% of the stones appear at more than one of them, with an average price spread of 21%. Half of all listings fall between $32,679 AUD and $40,337 AUD per carat. The same specification in lab grown form lists at a median of about $1,911 AUD per carat. Over the last 30 days the median price moved -1.3% and the number of listings moved -3.5%.

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

$95,640 AUD

Highest Price

$168,967 AUD

Average Price

$116,669 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

18.2%

Price Spread

21.0%

30-Day Price Trend

-1.3%

30-Day Supply Change

-3.5%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$25,584/ct

10th Percentile

$20,285

Median

$25,584

90th Percentile

$30,036

Score Distribution

4 diamonds scored across 3 quality tiers

Excellent

2 (50.0%)

Very Good

1 (25.0%)

Good

1 (25.0%)

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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