How much does a 0.75 to 0.99ct G IF natural cushion diamond cost?

As of October 2026, 0.75 to 0.99ct G IF natural cushion diamonds typically cost $1,472 AUD to $5,063 AUD, with a median price of $2,498 AUD. There are currently 57 diamonds matching this specification available across retailers.

Where can I find the best price on a G IF cushion diamond?

About 30% of these diamonds are available at multiple retailers, with an average price spread of 53%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct G IF Natural Cushion

Quick answer

As of October 2026, there are 57 natural cushion diamonds with G colour and IF clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $1,472 AUD to $5,063 AUD, with a median of $2,498 AUD. At least 49 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 53%. Half of all listings fall between $2,394 AUD and $3,936 AUD per carat. The same specification in lab grown form lists at a median of about $1,294 AUD per carat. Over the last 30 days the median price moved +0.4% and the number of listings moved -6.2%.

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. Cushion natural stones in the index: 2,948 USD per carat, +1.7% 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

$1,133 AUD

Highest Price

$7,613 AUD

Average Price

$2,824 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

30.0%

Price Spread

52.6%

30-Day Price Trend

+0.4%

30-Day Supply Change

-6.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$2,060/ct

10th Percentile

$1,449

Median

$2,060

90th Percentile

$3,994

Score Distribution

167 diamonds scored across 5 quality tiers

Exceptional

3 (1.8%)

Excellent

36 (21.6%)

Very Good

45 (26.9%)

Good

49 (29.3%)

Average

34 (20.4%)

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Consider Instead

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

H IFH colour is visually identical to G to the naked eye

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Lab-Grown G 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