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

As of October 2026, 0.20 to 0.49ct G VVS2 lab grown round diamonds typically cost HK$1,004 HKD to HK$3,851 HKD, with a median price of HK$2,035 HKD. There are currently 83 diamonds matching this specification available across retailers.

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

About 43% of these diamonds are available at multiple retailers, with an average price spread of 141%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct G VVS2 Lab Grown Round

Quick answer

As of October 2026, there are 83 lab grown round diamonds with G colour and VVS2 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run HK$1,004 HKD to HK$3,851 HKD, with a median of HK$2,035 HKD. At least 17 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 141%. Half of all listings fall between HK$2,130 HKD and HK$7,099 HKD per carat. The same specification in natural form lists at a median of about HK$15,158 HKD per carat. Over the last 30 days the median price moved -43.6% and the number of listings moved -32.8%.

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: October 2026

Available

Lowest Price

HK$604 HKD

Highest Price

HK$9,220 HKD

Average Price

HK$2,440 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

43.1%

Price Spread

141.3%

30-Day Price Trend

-43.6%

30-Day Supply Change

-32.8%

Volatility (30d)

0.17

Price Range

Price per carat distribution across retailers

$448/ct

10th Percentile

$228

Median

$448

90th Percentile

$1,396

Score Distribution

217 diamonds scored across 4 quality tiers

Excellent

26 (12.0%)

Very Good

43 (19.8%)

Good

93 (42.9%)

Average

55 (25.3%)

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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