How much does a 1.00 to 1.49ct D IF natural cushion diamond cost?

As of October 2026, 1.00 to 1.49ct D IF natural cushion diamonds typically cost £3,411 GBP to £10,850 GBP, with a median price of £5,645 GBP. There are currently 62 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 57%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D IF Natural Cushion

Quick answer

As of October 2026, there are 62 natural cushion diamonds with D colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £3,411 GBP to £10,850 GBP, with a median of £5,645 GBP. At least 54 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 57%. Half of all listings fall between £3,503 GBP and £6,162 GBP per carat. The same specification in lab grown form lists at a median of about £666 GBP per carat. Over the last 30 days the median price moved -1.3% and the number of listings moved +13.2%.

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

£2,059 GBP

Highest Price

£16,384 GBP

Average Price

£6,250 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

35.1%

Price Spread

56.7%

30-Day Price Trend

-1.3%

30-Day Supply Change

+13.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$6,248/ct

10th Percentile

$3,750

Median

$6,248

90th Percentile

$9,826

Score Distribution

153 diamonds scored across 5 quality tiers

Exceptional

3 (2.0%)

Excellent

23 (15.0%)

Very Good

45 (29.4%)

Good

31 (20.3%)

Average

51 (33.3%)

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Consider Instead

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

D VVS1VVS1 inclusions are not visible without magnification

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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