How much does a 1.00 to 1.49ct E VS1 lab grown marquise diamond cost?

As of November 2026, 1.00 to 1.49ct E VS1 lab grown marquise diamonds typically cost €183 EUR to €891 EUR, with a median price of €462 EUR. There are currently 4,755 diamonds matching this specification available across retailers.

Where can I find the best price on a E VS1 marquise diamond?

About 38% of these diamonds are available at multiple retailers, with an average price spread of 77%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E VS1 Lab Grown Marquise

Quick answer

As of November 2026, there are 4,755 lab grown marquise diamonds with E color and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run €183 EUR to €891 EUR, with a median of €462 EUR. At least 56 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 77%. Half of all listings fall between €277 EUR and €614 EUR per carat. The same specification in natural form lists at a median of about €7,655 EUR per carat. Over the last 30 days the median price moved +13.5% and the number of listings moved -4.9%.

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. Marquise lab grown stones in the index: 485 USD per carat, -3.2% 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

4,755

Lowest Price

€129 EUR

Highest Price

€2,112 EUR

Average Price

€489 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

37.8%

Price Spread

77.5%

30-Day Price Trend

+13.5%

30-Day Supply Change

-4.9%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$485/ct

10th Percentile

$198

Median

$485

90th Percentile

$930

Score Distribution

12.8K diamonds scored across 4 quality tiers

Excellent

3,674 (28.7%)

Very Good

1,207 (9.4%)

Good

2,715 (21.2%)

Average

5,185 (40.6%)

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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