How much does a 0.75 to 0.99ct D IF lab grown marquise diamond cost?

As of November 2026, 0.75 to 0.99ct D IF lab grown marquise diamonds typically cost €208 EUR to €1,342 EUR, with a median price of €459 EUR. There are currently 114 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 108%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct D IF Lab Grown Marquise

Quick answer

As of November 2026, there are 114 lab grown marquise diamonds with D color and IF clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run €208 EUR to €1,342 EUR, with a median of €459 EUR. At least 45 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 108%. Half of all listings fall between €387 EUR and €1,081 EUR per carat. The same specification in natural form lists at a median of about €4,537 EUR per carat. Over the last 30 days the median price moved -2.1% and the number of listings moved +10.5%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Marquise lab grown stones in the index: 505 USD per carat, +1.6% 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: November 2026

Available

114

Lowest Price

€176 EUR

Highest Price

€2,893 EUR

Average Price

€598 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

37.4%

Price Spread

107.5%

30-Day Price Trend

-2.1%

30-Day Supply Change

+10.5%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$722/ct

10th Percentile

$307

Median

$722

90th Percentile

$1,595

Score Distribution

308 diamonds scored across 5 quality tiers

Exceptional

4 (1.3%)

Excellent

112 (36.4%)

Very Good

76 (24.7%)

Good

80 (26.0%)

Average

36 (11.7%)

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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