How much does a 0.20 to 0.49ct G IF lab grown round diamond cost?

As of November 2026, 0.20 to 0.49ct G IF lab grown round diamonds typically cost €144 EUR to €767 EUR, with a median price of €313 EUR. There are currently 8 diamonds matching this specification available across retailers.

Where can I find the best price on a G IF round diamond?

Compare prices across retailers on Carat Hunter to see all your options.

0.20 to 0.49ct G IF Lab Grown Round

Quick answer

As of November 2026, there are 8 lab grown round diamonds with G color and IF clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run €144 EUR to €767 EUR, with a median of €313 EUR. The same specification in natural form lists at a median of about €1,707 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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

Lowest Price

€109 EUR

Highest Price

€1,349 EUR

Average Price

€394 EUR

Score Distribution

40 diamonds scored across 4 quality tiers

Excellent

7 (17.5%)

Very Good

18 (45.0%)

Good

10 (25.0%)

Average

5 (12.5%)

Find Your Diamond

Search 8 G IF round diamonds and compare prices.

Search Diamonds

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