How much does a 0.20 to 0.49ct G VS1 natural marquise diamond cost?

As of November 2026, 0.20 to 0.49ct G VS1 natural marquise diamonds typically cost €250 EUR to €688 EUR, with a median price of €424 EUR. There are currently 674 diamonds matching this specification available across retailers.

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

About 40% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct G VS1 Natural Marquise

Quick answer

As of November 2026, there are 674 natural marquise diamonds with G color and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run €250 EUR to €688 EUR, with a median of €424 EUR. At least 21 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between €873 EUR and €1,504 EUR per carat. The same specification in lab grown form lists at a median of about €488 EUR per carat. Over the last 30 days the median price moved -2.5% and the number of listings moved -3.5%.

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 natural stones in the index: 2,177 USD per carat, -4.2% 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

674

Lowest Price

€143 EUR

Highest Price

€1,547 EUR

Average Price

€461 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

40.2%

Price Spread

47.6%

30-Day Price Trend

-2.5%

30-Day Supply Change

-3.5%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,485/ct

10th Percentile

$870

Median

$1,485

90th Percentile

$1,838

Score Distribution

1.4K diamonds scored across 4 quality tiers

Excellent

257 (18.5%)

Very Good

469 (33.7%)

Good

289 (20.8%)

Average

375 (27.0%)

Find Your Diamond

Search 674 G VS1 marquise diamonds and compare prices.

Search Diamonds

Consider Instead

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

Lab-Grown G VS1Same specifications, lab-grown origin

Save 69%

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