How much does a 0.20 to 0.49ct I VS2 lab grown oval diamond cost?

As of October 2026, 0.20 to 0.49ct I VS2 lab grown oval diamonds typically cost HK$1,546 HKD to HK$3,508 HKD, with a median price of HK$1,746 HKD. There are currently 5 diamonds matching this specification available across retailers.

Where can I find the best price on a I VS2 oval diamond?

About 42% of these diamonds are available at multiple retailers, with an average price spread of 91%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct I VS2 Lab Grown Oval

Quick answer

As of October 2026, there are 5 lab grown oval diamonds with I colour and VS2 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run HK$1,546 HKD to HK$3,508 HKD, with a median of HK$1,746 HKD. At least 16 retailers stock this exact specification, and 42% of the stones appear at more than one of them, with an average price spread of 91%. Half of all listings fall between HK$4,015 HKD and HK$8,356 HKD per carat. The same specification in natural form lists at a median of about HK$10,354 HKD per carat. Over the last 30 days the median price moved -4.4% and the number of listings moved -15.2%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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$1,326 HKD

Highest Price

HK$7,352 HKD

Average Price

HK$2,388 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

41.7%

Price Spread

90.9%

30-Day Price Trend

-4.4%

30-Day Supply Change

-15.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$609/ct

10th Percentile

$480

Median

$609

90th Percentile

$1,941

Score Distribution

12 diamonds scored across 3 quality tiers

Very Good

6 (50.0%)

Good

1 (8.3%)

Average

5 (41.7%)

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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