How much does a 0.75 to 0.99ct E IF natural radiant diamond cost?

As of October 2026, 0.75 to 0.99ct E IF natural radiant diamonds typically cost $2,428 AUD to $7,796 AUD, with a median price of $4,613 AUD. There are currently 7 diamonds matching this specification available across retailers.

Where can I find the best price on a E IF radiant diamond?

About 35% 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.

0.75 to 0.99ct E IF Natural Radiant

Quick answer

As of October 2026, there are 7 natural radiant diamonds with E colour and IF clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $2,428 AUD to $7,796 AUD, with a median of $4,613 AUD. At least 35 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 39%. Half of all listings fall between $5,170 AUD and $7,479 AUD per carat. The same specification in lab grown form lists at a median of about $971 AUD per carat. Over the last 30 days the median price moved -6.2% and the number of listings moved +45.4%.

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. Radiant natural stones in the index: 3,091 USD per carat, +13.2% 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

$2,286 AUD

Highest Price

$11,753 AUD

Average Price

$5,000 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

35.3%

Price Spread

38.6%

30-Day Price Trend

-6.2%

30-Day Supply Change

+45.4%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$4,201/ct

10th Percentile

$2,913

Median

$4,201

90th Percentile

$6,329

Score Distribution

21 diamonds scored across 5 quality tiers

Exceptional

1 (4.8%)

Excellent

7 (33.3%)

Very Good

7 (33.3%)

Good

1 (4.8%)

Average

5 (23.8%)

Find Your Diamond

Search 7 E IF radiant diamonds and compare prices.

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Consider Instead

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

F IFF colour is visually identical to E to the naked eye

Save 32%

E VVS1VVS1 inclusions are not visible without magnification

Save 16%

Lab-Grown E IFSame specifications, lab-grown origin

Save 84%

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