How much does a 0.20 to 0.49ct I IF natural cushion diamond cost?

As of October 2026, 0.20 to 0.49ct I IF natural cushion diamonds typically cost €291 EUR to €617 EUR, with a median price of €374 EUR. There are currently 14 diamonds matching this specification available across retailers.

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

About 17% of these diamonds are available at multiple retailers, with an average price spread of 26%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct I IF Natural Cushion

Quick answer

As of October 2026, there are 14 natural cushion diamonds with I colour and IF clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run €291 EUR to €617 EUR, with a median of €374 EUR. At least 7 retailers stock this exact specification, and 17% of the stones appear at more than one of them, with an average price spread of 26%. Half of all listings fall between €1,483 EUR and €1,951 EUR per carat.

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

€271 EUR

Highest Price

€1,289 EUR

Average Price

€416 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

16.7%

Price Spread

26.3%

Price Range

Price per carat distribution across retailers

$1,985/ct

10th Percentile

$1,360

Median

$1,985

90th Percentile

$2,439

Score Distribution

23 diamonds scored across 5 quality tiers

Exceptional

1 (4.3%)

Excellent

10 (43.5%)

Very Good

4 (17.4%)

Good

6 (26.1%)

Average

2 (8.7%)

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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