How much does a 1.50 to 1.99ct I VS2 lab grown heart diamond cost?

As of October 2026, 1.50 to 1.99ct I VS2 lab grown heart diamonds typically cost HK$11,717 HKD to HK$18,199 HKD, with a median price of HK$14,958 HKD. There are currently 1 diamonds matching this specification available across retailers.

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

About 38% of these diamonds are available at multiple retailers, with an average price spread of 143%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct I VS2 Lab Grown Heart

Quick answer

As of October 2026, there are 1 lab grown heart diamonds with I colour and VS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run HK$11,717 HKD to HK$18,199 HKD, with a median of HK$14,958 HKD. At least 23 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 143%. Half of all listings fall between HK$2,323 HKD and HK$9,367 HKD per carat. The same specification in natural form lists at a median of about HK$33,967 HKD per carat. Over the last 30 days the median price moved +7.0% and the number of listings moved -5.6%.

Three of the best scored stones at this specification right now:

1.50ct Heart I VS2, IGI, grade B, from HK$10,906 HKD

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. Heart lab grown stones in the index: 421 USD per carat, -1.8% 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$10,906 HKD

Highest Price

HK$24,810 HKD

Average Price

HK$14,958 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

37.9%

Price Spread

142.8%

30-Day Price Trend

+7.0%

30-Day Supply Change

-5.6%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$629/ct

10th Percentile

$170

Median

$629

90th Percentile

$1,696

Score Distribution

2 diamonds scored across 2 quality tiers

Good

1 (50.0%)

Average

1 (50.0%)

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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