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

As of October 2026, 0.20 to 0.49ct F VS1 natural marquise diamonds typically cost $265 USD to $802 USD, with a median price of $507 USD. There are currently 1,127 diamonds matching this specification available across retailers.

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

About 42% of these diamonds are available at multiple retailers, with an average price spread of 46%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct F VS1 Natural Marquise

Quick answer

As of October 2026, there are 1,127 natural marquise diamonds with F color and VS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $265 USD to $802 USD, with a median of $507 USD. At least 21 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 46%. Half of all listings fall between $982 USD and $1,687 USD per carat. The same specification in lab grown form lists at a median of about $555 USD per carat. Over the last 30 days the median price moved +1.7% and the number of listings moved +7.0%.

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 natural stones in the index: 2,268 USD per carat, +10.8% 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

1,127

Lowest Price

$170 USD

Highest Price

$1,720 USD

Average Price

$533 USD

Market Intelligence

Retailers Selling

Cross Retailer %

42.4%

Price Spread

46.4%

30-Day Price Trend

+1.7%

30-Day Supply Change

+7.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,520/ct

10th Percentile

$870

Median

$1,520

90th Percentile

$1,838

Score Distribution

2.6K diamonds scored across 5 quality tiers

Exceptional

1 (0.0%)

Excellent

386 (15.1%)

Very Good

917 (35.9%)

Good

560 (21.9%)

Average

688 (27.0%)

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Consider Instead

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

Lab-Grown F VS1Same specifications, lab-grown origin

Save 70%

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