How much does a 0.20 to 0.49ct F VVS1 lab grown marquise diamond cost?

As of October 2026, 0.20 to 0.49ct F VVS1 lab grown marquise diamonds typically cost $146 AUD to $612 AUD, with a median price of $309 AUD. There are currently 14 diamonds matching this specification available across retailers.

Where can I find the best price on a F VVS1 marquise diamond?

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0.20 to 0.49ct F VVS1 Lab Grown Marquise

Quick answer

As of October 2026, there are 14 lab grown marquise diamonds with F colour and VVS1 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run $146 AUD to $612 AUD, with a median of $309 AUD. The same specification in natural form lists at a median of about $2,393 AUD 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

$118 AUD

Highest Price

$1,568 AUD

Average Price

$341 AUD

Score Distribution

38 diamonds scored across 4 quality tiers

Excellent

13 (34.2%)

Very Good

4 (10.5%)

Good

11 (28.9%)

Average

10 (26.3%)

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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