How much does a 1.00 to 1.49ct D IF lab grown marquise diamond cost?

As of November 2026, 1.00 to 1.49ct D IF lab grown marquise diamonds typically cost €220 EUR to €1,432 EUR, with a median price of €510 EUR. There are currently 1,568 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 114%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D IF Lab Grown Marquise

Quick answer

As of November 2026, there are 1,568 lab grown marquise diamonds with D colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €220 EUR to €1,432 EUR, with a median of €510 EUR. At least 54 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 114%. Half of all listings fall between €380 EUR and €1,018 EUR per carat. The same specification in natural form lists at a median of about €8,474 EUR per carat. Over the last 30 days the median price moved -18.6% and the number of listings moved +13.3%.

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

1,568

Lowest Price

€156 EUR

Highest Price

€5,453 EUR

Average Price

€698 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

37.4%

Price Spread

114.1%

30-Day Price Trend

-18.6%

30-Day Supply Change

+13.3%

Volatility (30d)

0.08

Price Range

Price per carat distribution across retailers

$625/ct

10th Percentile

$270

Median

$625

90th Percentile

$1,443

Score Distribution

4.4K diamonds scored across 5 quality tiers

Exceptional

67 (1.5%)

Excellent

1,604 (36.8%)

Very Good

1,139 (26.1%)

Good

1,079 (24.8%)

Average

470 (10.8%)

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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