How much does a 0.20 to 0.49ct D VS2 lab grown marquise diamond cost?

As of October 2026, 0.20 to 0.49ct D VS2 lab grown marquise diamonds typically cost HK$643 HKD to HK$4,274 HKD, with a median price of HK$1,255 HKD. There are currently 190 diamonds matching this specification available across retailers.

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

About 56% of these diamonds are available at multiple retailers, with an average price spread of 113%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.20 to 0.49ct D VS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 190 lab grown marquise diamonds with D colour and VS2 clarity in the 0.20 to 0.49ct range available across retailers worldwide. Prices typically run HK$643 HKD to HK$4,274 HKD, with a median of HK$1,255 HKD. At least 14 retailers stock this exact specification, and 56% of the stones appear at more than one of them, with an average price spread of 113%. Half of all listings fall between HK$2,393 HKD and HK$7,622 HKD per carat. The same specification in natural form lists at a median of about HK$13,200 HKD per carat. Over the last 30 days the median price moved +12.8% and the number of listings moved +74.0%.

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 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

190

Lowest Price

HK$400 HKD

Highest Price

HK$6,746 HKD

Average Price

HK$1,816 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

55.6%

Price Spread

112.8%

30-Day Price Trend

+12.8%

30-Day Supply Change

+74.0%

Volatility (30d)

0.09

Price Range

Price per carat distribution across retailers

$591/ct

10th Percentile

$243

Median

$591

90th Percentile

$1,528

Score Distribution

393 diamonds scored across 4 quality tiers

Excellent

107 (27.2%)

Very Good

122 (31.0%)

Good

89 (22.6%)

Average

75 (19.1%)

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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