How much does a 0.20 to 0.49ct G VVS2 lab grown marquise diamond cost?

As of October 2026, 0.20 to 0.49ct G VVS2 lab grown marquise diamonds typically cost €80 EUR to €365 EUR, with a median price of €172 EUR. There are currently 33 diamonds matching this specification available across retailers.

Where can I find the best price on a G VVS2 marquise diamond?

About 50% of these diamonds are available at multiple retailers, with an average price spread of 116%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct G VVS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 33 lab grown marquise diamonds with G colour and VVS2 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run €80 EUR to €365 EUR, with a median of €172 EUR. At least 5 retailers stock this exact specification, and 50% of the stones appear at more than one of them, with an average price spread of 116%. Half of all listings fall between €529 EUR and €1,268 EUR per carat. The same specification in natural form lists at a median of about €1,461 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. 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: October 2026

Available

Lowest Price

€65 EUR

Highest Price

€1,083 EUR

Average Price

€208 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

50.0%

Price Spread

116.1%

Price Range

Price per carat distribution across retailers

$712/ct

10th Percentile

$504

Median

$712

90th Percentile

$1,652

Score Distribution

49 diamonds scored across 4 quality tiers

Excellent

12 (24.5%)

Very Good

22 (44.9%)

Good

6 (12.2%)

Average

9 (18.4%)

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Consider Instead

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

H VVS2H colour is visually identical to G to the naked eye

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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